From b453872c35cfcbdbf5a794737817f7d4e7b1b579 Mon Sep 17 00:00:00 2001 From: Jeff Garzik Date: Thu, 12 May 2005 22:48:20 -0400 Subject: [NET] ieee80211 subsystem Contributors: Host AP contributors James Ketrenos Francois Romieu Adrian Bunk Matthew Galgoci --- include/net/ieee80211.h | 887 ++++++++++++++++++++++++++++++++++++++++++ include/net/ieee80211_crypt.h | 86 ++++ 2 files changed, 973 insertions(+) create mode 100644 include/net/ieee80211.h create mode 100644 include/net/ieee80211_crypt.h (limited to 'include') diff --git a/include/net/ieee80211.h b/include/net/ieee80211.h new file mode 100644 index 00000000000..b1bfaf1084f --- /dev/null +++ b/include/net/ieee80211.h @@ -0,0 +1,887 @@ +/* + * Merged with mainline ieee80211.h in Aug 2004. Original ieee802_11 + * remains copyright by the original authors + * + * Portions of the merged code are based on Host AP (software wireless + * LAN access point) driver for Intersil Prism2/2.5/3. + * + * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen + * + * Copyright (c) 2002-2003, Jouni Malinen + * + * Adaption to a generic IEEE 802.11 stack by James Ketrenos + * + * Copyright (c) 2004, Intel Corporation + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. See README and COPYING for + * more details. + */ +#ifndef IEEE80211_H +#define IEEE80211_H +#include /* ETH_ALEN */ +#include /* ARRAY_SIZE */ + +#if WIRELESS_EXT < 17 +#define IW_QUAL_QUAL_INVALID 0x10 +#define IW_QUAL_LEVEL_INVALID 0x20 +#define IW_QUAL_NOISE_INVALID 0x40 +#define IW_QUAL_QUAL_UPDATED 0x1 +#define IW_QUAL_LEVEL_UPDATED 0x2 +#define IW_QUAL_NOISE_UPDATED 0x4 +#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) + +struct ieee80211_hdr { + u16 frame_ctl; + u16 duration_id; + u8 addr1[ETH_ALEN]; + u8 addr2[ETH_ALEN]; + u8 addr3[ETH_ALEN]; + u16 seq_ctl; + u8 addr4[ETH_ALEN]; +} __attribute__ ((packed)); + +struct ieee80211_hdr_3addr { + u16 frame_ctl; + u16 duration_id; + u8 addr1[ETH_ALEN]; + u8 addr2[ETH_ALEN]; + u8 addr3[ETH_ALEN]; + u16 seq_ctl; +} __attribute__ ((packed)); + +enum eap_type { + EAP_PACKET = 0, + EAPOL_START, + EAPOL_LOGOFF, + EAPOL_KEY, + EAPOL_ENCAP_ASF_ALERT +}; + +static const char *eap_types[] = { + [EAP_PACKET] = "EAP-Packet", + [EAPOL_START] = "EAPOL-Start", + [EAPOL_LOGOFF] = "EAPOL-Logoff", + [EAPOL_KEY] = "EAPOL-Key", + [EAPOL_ENCAP_ASF_ALERT] = "EAPOL-Encap-ASF-Alert" +}; + +static inline const char *eap_get_type(int type) +{ + return (type >= ARRAY_SIZE(eap_types)) ? "Unknown" : eap_types[type]; +} + +struct eapol { + u8 snap[6]; + u16 ethertype; + u8 version; + u8 type; + u16 length; +} __attribute__ ((packed)); + +#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 IEEE80211_FCTL_VERS 0x0002 +#define IEEE80211_FCTL_FTYPE 0x000c +#define IEEE80211_FCTL_STYPE 0x00f0 +#define IEEE80211_FCTL_TODS 0x0100 +#define IEEE80211_FCTL_FROMDS 0x0200 +#define IEEE80211_FCTL_MOREFRAGS 0x0400 +#define IEEE80211_FCTL_RETRY 0x0800 +#define IEEE80211_FCTL_PM 0x1000 +#define IEEE80211_FCTL_MOREDATA 0x2000 +#define IEEE80211_FCTL_WEP 0x4000 +#define IEEE80211_FCTL_ORDER 0x8000 + +#define IEEE80211_FTYPE_MGMT 0x0000 +#define IEEE80211_FTYPE_CTL 0x0004 +#define IEEE80211_FTYPE_DATA 0x0008 + +/* management */ +#define IEEE80211_STYPE_ASSOC_REQ 0x0000 +#define IEEE80211_STYPE_ASSOC_RESP 0x0010 +#define IEEE80211_STYPE_REASSOC_REQ 0x0020 +#define IEEE80211_STYPE_REASSOC_RESP 0x0030 +#define IEEE80211_STYPE_PROBE_REQ 0x0040 +#define IEEE80211_STYPE_PROBE_RESP 0x0050 +#define IEEE80211_STYPE_BEACON 0x0080 +#define IEEE80211_STYPE_ATIM 0x0090 +#define IEEE80211_STYPE_DISASSOC 0x00A0 +#define IEEE80211_STYPE_AUTH 0x00B0 +#define IEEE80211_STYPE_DEAUTH 0x00C0 + +/* control */ +#define IEEE80211_STYPE_PSPOLL 0x00A0 +#define IEEE80211_STYPE_RTS 0x00B0 +#define IEEE80211_STYPE_CTS 0x00C0 +#define IEEE80211_STYPE_ACK 0x00D0 +#define IEEE80211_STYPE_CFEND 0x00E0 +#define IEEE80211_STYPE_CFENDACK 0x00F0 + +/* data */ +#define IEEE80211_STYPE_DATA 0x0000 +#define IEEE80211_STYPE_DATA_CFACK 0x0010 +#define IEEE80211_STYPE_DATA_CFPOLL 0x0020 +#define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030 +#define IEEE80211_STYPE_NULLFUNC 0x0040 +#define IEEE80211_STYPE_CFACK 0x0050 +#define IEEE80211_STYPE_CFPOLL 0x0060 +#define IEEE80211_STYPE_CFACKPOLL 0x0070 + +#define IEEE80211_SCTL_FRAG 0x000F +#define IEEE80211_SCTL_SEQ 0xFFF0 + + +/* debug macros */ + +#ifdef CONFIG_IEEE80211_DEBUG +extern u32 ieee80211_debug_level; +#define IEEE80211_DEBUG(level, fmt, args...) \ +do { if (ieee80211_debug_level & (level)) \ + printk(KERN_DEBUG "ieee80211: %c %s " fmt, \ + in_interrupt() ? 'I' : 'U', __FUNCTION__ , ## args); } while (0) +#else +#define IEEE80211_DEBUG(level, fmt, args...) do {} while (0) +#endif /* CONFIG_IEEE80211_DEBUG */ + +/* + * To use the debug system; + * + * If you are defining a new debug classification, simply add it to the #define + * list here in the form of: + * + * #define IEEE80211_DL_xxxx VALUE + * + * shifting value to the left one bit from the previous entry. xxxx should be + * the name of the classification (for example, WEP) + * + * You then need to either add a IEEE80211_xxxx_DEBUG() macro definition for your + * classification, or use IEEE80211_DEBUG(IEEE80211_DL_xxxx, ...) whenever you want + * to send output to that classification. + * + * To add your debug level to the list of levels seen when you perform + * + * % cat /proc/net/ipw/debug_level + * + * you simply need to add your entry to the ipw_debug_levels array. + * + * If you do not see debug_level in /proc/net/ipw then you do not have + * CONFIG_IEEE80211_DEBUG defined in your kernel configuration + * + */ + +#define IEEE80211_DL_INFO (1<<0) +#define IEEE80211_DL_WX (1<<1) +#define IEEE80211_DL_SCAN (1<<2) +#define IEEE80211_DL_STATE (1<<3) +#define IEEE80211_DL_MGMT (1<<4) +#define IEEE80211_DL_FRAG (1<<5) +#define IEEE80211_DL_EAP (1<<6) +#define IEEE80211_DL_DROP (1<<7) + +#define IEEE80211_DL_TX (1<<8) +#define IEEE80211_DL_RX (1<<9) + +#define IEEE80211_ERROR(f, a...) printk(KERN_ERR "ieee80211: " f, ## a) +#define IEEE80211_WARNING(f, a...) printk(KERN_WARNING "ieee80211: " f, ## a) +#define IEEE80211_DEBUG_INFO(f, a...) IEEE80211_DEBUG(IEEE80211_DL_INFO, f, ## a) + +#define IEEE80211_DEBUG_WX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_WX, f, ## a) +#define IEEE80211_DEBUG_SCAN(f, a...) IEEE80211_DEBUG(IEEE80211_DL_SCAN, f, ## a) +#define IEEE80211_DEBUG_STATE(f, a...) IEEE80211_DEBUG(IEEE80211_DL_STATE, f, ## a) +#define IEEE80211_DEBUG_MGMT(f, a...) IEEE80211_DEBUG(IEEE80211_DL_MGMT, f, ## a) +#define IEEE80211_DEBUG_FRAG(f, a...) IEEE80211_DEBUG(IEEE80211_DL_FRAG, f, ## a) +#define IEEE80211_DEBUG_EAP(f, a...) IEEE80211_DEBUG(IEEE80211_DL_EAP, f, ## a) +#define IEEE80211_DEBUG_DROP(f, a...) IEEE80211_DEBUG(IEEE80211_DL_DROP, f, ## a) +#define IEEE80211_DEBUG_TX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_TX, f, ## a) +#define IEEE80211_DEBUG_RX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_RX, f, ## a) +#include +#include +#include /* ARPHRD_ETHER */ + +#ifndef WIRELESS_SPY +#define WIRELESS_SPY // enable iwspy support +#endif +#include // new driver API + +#ifndef ETH_P_PAE +#define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */ +#endif /* ETH_P_PAE */ + +#define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */ + +#ifndef ETH_P_80211_RAW +#define ETH_P_80211_RAW (ETH_P_ECONET + 1) +#endif + +/* IEEE 802.11 defines */ + +#define P80211_OUI_LEN 3 + +struct ieee80211_snap_hdr { + + u8 dsap; /* always 0xAA */ + u8 ssap; /* always 0xAA */ + u8 ctrl; /* always 0x03 */ + u8 oui[P80211_OUI_LEN]; /* organizational universal id */ + +} __attribute__ ((packed)); + +#define SNAP_SIZE sizeof(struct ieee80211_snap_hdr) + +#define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE) +#define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE) + +#define WLAN_GET_SEQ_FRAG(seq) ((seq) & IEEE80211_SCTL_FRAG) +#define WLAN_GET_SEQ_SEQ(seq) ((seq) & IEEE80211_SCTL_SEQ) + +/* Authentication algorithms */ +#define WLAN_AUTH_OPEN 0 +#define WLAN_AUTH_SHARED_KEY 1 + +#define WLAN_AUTH_CHALLENGE_LEN 128 + +#define WLAN_CAPABILITY_BSS (1<<0) +#define WLAN_CAPABILITY_IBSS (1<<1) +#define WLAN_CAPABILITY_CF_POLLABLE (1<<2) +#define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3) +#define WLAN_CAPABILITY_PRIVACY (1<<4) +#define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5) +#define WLAN_CAPABILITY_PBCC (1<<6) +#define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7) + +/* Status codes */ +#define WLAN_STATUS_SUCCESS 0 +#define WLAN_STATUS_UNSPECIFIED_FAILURE 1 +#define WLAN_STATUS_CAPS_UNSUPPORTED 10 +#define WLAN_STATUS_REASSOC_NO_ASSOC 11 +#define WLAN_STATUS_ASSOC_DENIED_UNSPEC 12 +#define WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG 13 +#define WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION 14 +#define WLAN_STATUS_CHALLENGE_FAIL 15 +#define WLAN_STATUS_AUTH_TIMEOUT 16 +#define WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA 17 +#define WLAN_STATUS_ASSOC_DENIED_RATES 18 +/* 802.11b */ +#define WLAN_STATUS_ASSOC_DENIED_NOSHORT 19 +#define WLAN_STATUS_ASSOC_DENIED_NOPBCC 20 +#define WLAN_STATUS_ASSOC_DENIED_NOAGILITY 21 + +/* Reason codes */ +#define WLAN_REASON_UNSPECIFIED 1 +#define WLAN_REASON_PREV_AUTH_NOT_VALID 2 +#define WLAN_REASON_DEAUTH_LEAVING 3 +#define WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY 4 +#define WLAN_REASON_DISASSOC_AP_BUSY 5 +#define WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA 6 +#define WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA 7 +#define WLAN_REASON_DISASSOC_STA_HAS_LEFT 8 +#define WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH 9 + + +/* Information Element IDs */ +#define WLAN_EID_SSID 0 +#define WLAN_EID_SUPP_RATES 1 +#define WLAN_EID_FH_PARAMS 2 +#define WLAN_EID_DS_PARAMS 3 +#define WLAN_EID_CF_PARAMS 4 +#define WLAN_EID_TIM 5 +#define WLAN_EID_IBSS_PARAMS 6 +#define WLAN_EID_CHALLENGE 16 +#define WLAN_EID_RSN 48 +#define WLAN_EID_GENERIC 221 + +#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_1MB 0x02 +#define IEEE80211_CCK_RATE_2MB 0x04 +#define IEEE80211_CCK_RATE_5MB 0x0B +#define IEEE80211_CCK_RATE_11MB 0x16 +#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; + s8 rssi; + u8 signal; + u8 noise; + u16 rate; /* in 100 kbps */ + u8 received_channel; + 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 { + unsigned long first_frag_time; + unsigned int seq; + unsigned int last_frag; + struct sk_buff *skb; + u8 src_addr[ETH_ALEN]; + u8 dst_addr[ETH_ALEN]; +}; + +struct ieee80211_stats { + unsigned int tx_unicast_frames; + unsigned int tx_multicast_frames; + unsigned int tx_fragments; + unsigned int tx_unicast_octets; + unsigned int tx_multicast_octets; + unsigned int tx_deferred_transmissions; + unsigned int tx_single_retry_frames; + unsigned int tx_multiple_retry_frames; + unsigned int tx_retry_limit_exceeded; + unsigned int tx_discards; + unsigned int rx_unicast_frames; + unsigned int rx_multicast_frames; + unsigned int rx_fragments; + unsigned int rx_unicast_octets; + unsigned int rx_multicast_octets; + unsigned int rx_fcs_errors; + unsigned int rx_discards_no_buffer; + unsigned int tx_discards_wrong_sa; + unsigned int rx_discards_undecryptable; + unsigned int rx_message_in_msg_fragments; + unsigned int rx_message_in_bad_msg_fragments; +}; + +struct ieee80211_device; + +#include "ieee80211_crypt.h" + +#define SEC_KEY_1 (1<<0) +#define SEC_KEY_2 (1<<1) +#define SEC_KEY_3 (1<<2) +#define SEC_KEY_4 (1<<3) +#define SEC_ACTIVE_KEY (1<<4) +#define SEC_AUTH_MODE (1<<5) +#define SEC_UNICAST_GROUP (1<<6) +#define SEC_LEVEL (1<<7) +#define SEC_ENABLED (1<<8) + +#define SEC_LEVEL_0 0 /* None */ +#define SEC_LEVEL_1 1 /* WEP 40 and 104 bit */ +#define SEC_LEVEL_2 2 /* Level 1 + TKIP */ +#define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */ +#define SEC_LEVEL_3 4 /* Level 2 + CCMP */ + +#define WEP_KEYS 4 +#define WEP_KEY_LEN 13 + +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; +} __attribute__ ((packed)); + + +/* + + 802.11 data frame from AP + + ,-------------------------------------------------------------------. +Bytes | 2 | 2 | 6 | 6 | 6 | 2 | 0..2312 | 4 | + |------|------|---------|---------|---------|------|---------|------| +Desc. | ctrl | dura | DA/RA | TA | SA | Sequ | frame | fcs | + | | tion | (BSSID) | | | ence | data | | + `-------------------------------------------------------------------' + +Total: 28-2340 bytes + +*/ + +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_RSN 48 +#define MFIE_TYPE_RATES_EX 50 +#define MFIE_TYPE_GENERIC 221 + +struct ieee80211_info_element_hdr { + u8 id; + u8 len; +} __attribute__ ((packed)); + +struct ieee80211_info_element { + u8 id; + u8 len; + u8 data[0]; +} __attribute__ ((packed)); + +/* + * These are the data types that can make up management packets + * + u16 auth_algorithm; + u16 auth_sequence; + u16 beacon_interval; + u16 capability; + u8 current_ap[ETH_ALEN]; + u16 listen_interval; + struct { + u16 association_id:14, reserved:2; + } __attribute__ ((packed)); + u32 time_stamp[2]; + u16 reason; + u16 status; +*/ + +struct ieee80211_authentication { + struct ieee80211_header_data header; + u16 algorithm; + u16 transaction; + u16 status; + struct ieee80211_info_element info_element; +} __attribute__ ((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; +} __attribute__ ((packed)); + +struct ieee80211_assoc_request_frame { + u16 capability; + u16 listen_interval; + u8 current_ap[ETH_ALEN]; + struct ieee80211_info_element info_element; +} __attribute__ ((packed)); + +struct ieee80211_assoc_response_frame { + struct ieee80211_hdr_3addr header; + u16 capability; + u16 status; + u16 aid; + struct ieee80211_info_element info_element; /* supported rates */ +} __attribute__ ((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 CRC_LENGTH 4U + +#define MAX_WPA_IE_LEN 64 + +#define NETWORK_EMPTY_ESSID (1<<0) +#define NETWORK_HAS_OFDM (1<<1) +#define NETWORK_HAS_CCK (1<<2) + +struct ieee80211_network { + /* These entries are used to identify a unique network */ + u8 bssid[ETH_ALEN]; + u8 channel; + /* Ensure null-terminated for any debug msgs */ + u8 ssid[IW_ESSID_MAX_SIZE + 1]; + u8 ssid_len; + + /* These are network statistics */ + struct ieee80211_rx_stats stats; + u16 capability; + u8 rates[MAX_RATES_LENGTH]; + u8 rates_len; + u8 rates_ex[MAX_RATES_EX_LENGTH]; + u8 rates_ex_len; + unsigned long last_scanned; + u8 mode; + u8 flags; + u32 last_associate; + u32 time_stamp[2]; + u16 beacon_interval; + u16 listen_interval; + u16 atim_window; + u8 wpa_ie[MAX_WPA_IE_LEN]; + size_t wpa_ie_len; + u8 rsn_ie[MAX_WPA_IE_LEN]; + size_t rsn_ie_len; + struct list_head list; +}; + +enum ieee80211_state { + IEEE80211_UNINITIALIZED = 0, + IEEE80211_INITIALIZED, + IEEE80211_ASSOCIATING, + IEEE80211_ASSOCIATED, + IEEE80211_AUTHENTICATING, + IEEE80211_AUTHENTICATED, + IEEE80211_SHUTDOWN +}; + +#define DEFAULT_MAX_SCAN_AGE (15 * HZ) +#define DEFAULT_FTS 2346 +#define MAC_FMT "%02x:%02x:%02x:%02x:%02x:%02x" +#define MAC_ARG(x) ((u8*)(x))[0],((u8*)(x))[1],((u8*)(x))[2],((u8*)(x))[3],((u8*)(x))[4],((u8*)(x))[5] + + +extern inline int is_multicast_ether_addr(const u8 *addr) +{ + return ((addr[0] != 0xff) && (0x01 & addr[0])); +} + +extern inline int is_broadcast_ether_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 ieee80211_device { + struct net_device *dev; + + /* Bookkeeping structures */ + struct net_device_stats stats; + struct ieee80211_stats ieee_stats; + + /* Probe / Beacon management */ + struct list_head network_free_list; + struct list_head network_list; + struct ieee80211_network *networks; + int scans; + int scan_age; + + int iw_mode; /* operating mode (IW_MODE_*) */ + + spinlock_t 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 reset_on_keychange; /* Set to 1 if the HW needs to be reset on + * WEP key changes */ + + /* If the host performs {en,de}cryption, then set to 1 */ + int host_encrypt; + int host_decrypt; + int ieee802_1x; /* is IEEE 802.1X used */ + + /* WPA data */ + int wpa_enabled; + int drop_unencrypted; + int tkip_countermeasures; + int privacy_invoked; + size_t wpa_ie_len; + u8 *wpa_ie; + + struct list_head crypt_deinit_list; + struct ieee80211_crypt_data *crypt[WEP_KEYS]; + int tx_keyidx; /* default TX key index (crypt[tx_keyidx]) */ + struct timer_list crypt_deinit_timer; + + int bcrx_sta_key; /* use individual keys to override default keys even + * with RX of broad/multicast frames */ + + /* Fragmentation structures */ + struct ieee80211_frag_entry frag_cache[IEEE80211_FRAG_CACHE_LEN]; + unsigned int frag_next_idx; + u16 fts; /* Fragmentation Threshold */ + + /* Association info */ + u8 bssid[ETH_ALEN]; + + enum ieee80211_state state; + + int mode; /* A, B, G */ + int modulation; /* CCK, OFDM */ + int freq_band; /* 2.4Ghz, 5.2Ghz, Mixed */ + int abg_ture; /* ABG flag */ + + /* Callback functions */ + void (*set_security)(struct net_device *dev, + struct ieee80211_security *sec); + int (*hard_start_xmit)(struct ieee80211_txb *txb, + struct net_device *dev); + int (*reset_port)(struct net_device *dev); + + /* This must be the last item so that it points to the data + * allocated beyond this structure by alloc_ieee80211 */ + u8 priv[0]; +}; + +#define IEEE_A (1<<0) +#define IEEE_B (1<<1) +#define IEEE_G (1<<2) +#define IEEE_MODE_MASK (IEEE_A|IEEE_B|IEEE_G) + +extern inline void *ieee80211_priv(struct net_device *dev) +{ + return ((struct ieee80211_device *)netdev_priv(dev))->priv; +} + +extern inline int ieee80211_is_empty_essid(const char *essid, int essid_len) +{ + /* Single white space is for Linksys APs */ + if (essid_len == 1 && essid[0] == ' ') + return 1; + + /* Otherwise, if the entire essid is 0, we assume it is hidden */ + while (essid_len) { + essid_len--; + if (essid[essid_len] != '\0') + return 0; + } + + return 1; +} + +extern inline int ieee80211_is_valid_mode(struct ieee80211_device *ieee, int mode) +{ + /* + * It is possible for both access points and our device to support + * combinations of modes, so as long as there is one valid combination + * of ap/device supported modes, then return success + * + */ + if ((mode & IEEE_A) && + (ieee->modulation & IEEE80211_OFDM_MODULATION) && + (ieee->freq_band & IEEE80211_52GHZ_BAND)) + return 1; + + if ((mode & IEEE_G) && + (ieee->modulation & IEEE80211_OFDM_MODULATION) && + (ieee->freq_band & IEEE80211_24GHZ_BAND)) + return 1; + + if ((mode & IEEE_B) && + (ieee->modulation & IEEE80211_CCK_MODULATION) && + (ieee->freq_band & IEEE80211_24GHZ_BAND)) + return 1; + + return 0; +} + +extern inline int ieee80211_get_hdrlen(u16 fc) +{ + int hdrlen = 24; + + switch (WLAN_FC_GET_TYPE(fc)) { + case IEEE80211_FTYPE_DATA: + if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS)) + hdrlen = 30; /* Addr4 */ + break; + case IEEE80211_FTYPE_CTL: + switch (WLAN_FC_GET_STYPE(fc)) { + case IEEE80211_STYPE_CTS: + case IEEE80211_STYPE_ACK: + hdrlen = 10; + break; + default: + hdrlen = 16; + break; + } + break; + } + + return hdrlen; +} + + + +/* ieee80211.c */ +extern void free_ieee80211(struct net_device *dev); +extern struct net_device *alloc_ieee80211(int sizeof_priv); + +extern int ieee80211_set_encryption(struct ieee80211_device *ieee); + +/* ieee80211_tx.c */ + + +extern int ieee80211_xmit(struct sk_buff *skb, + struct net_device *dev); +extern void ieee80211_txb_free(struct ieee80211_txb *); + + +/* ieee80211_rx.c */ +extern int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, + struct ieee80211_rx_stats *rx_stats); +extern void ieee80211_rx_mgt(struct ieee80211_device *ieee, + struct ieee80211_hdr *header, + struct ieee80211_rx_stats *stats); + +/* iee80211_wx.c */ +extern int ieee80211_wx_get_scan(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *key); +extern int ieee80211_wx_set_encode(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *key); +extern int ieee80211_wx_get_encode(struct ieee80211_device *ieee, + struct iw_request_info *info, + union iwreq_data *wrqu, char *key); + + +extern inline void ieee80211_increment_scans(struct ieee80211_device *ieee) +{ + ieee->scans++; +} + +extern inline int ieee80211_get_scans(struct ieee80211_device *ieee) +{ + return ieee->scans; +} + +static inline const char *escape_essid(const char *essid, u8 essid_len) { + static char escaped[IW_ESSID_MAX_SIZE * 2 + 1]; + const char *s = essid; + char *d = escaped; + + if (ieee80211_is_empty_essid(essid, essid_len)) { + memcpy(escaped, "", sizeof("")); + return escaped; + } + + essid_len = min(essid_len, (u8)IW_ESSID_MAX_SIZE); + while (essid_len--) { + if (*s == '\0') { + *d++ = '\\'; + *d++ = '0'; + s++; + } else { + *d++ = *s++; + } + } + *d = '\0'; + return escaped; +} +#endif /* IEEE80211_H */ diff --git a/include/net/ieee80211_crypt.h b/include/net/ieee80211_crypt.h new file mode 100644 index 00000000000..b58a3bcc0dc --- /dev/null +++ b/include/net/ieee80211_crypt.h @@ -0,0 +1,86 @@ +/* + * Original code 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 + * + * Copyright (c) 2002-2003, Jouni Malinen + * + * Adaption to a generic IEEE 802.11 stack by James Ketrenos + * + * + * Copyright (c) 2004, Intel Corporation + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. See README and COPYING for + * more details. + */ + +/* + * This file defines the interface to the ieee80211 crypto module. + */ +#ifndef IEEE80211_CRYPT_H +#define IEEE80211_CRYPT_H + +#include + +struct ieee80211_crypto_ops { + const char *name; + + /* init new crypto context (e.g., allocate private data space, + * select IV, etc.); returns NULL on failure or pointer to allocated + * private data on success */ + void * (*init)(int keyidx); + + /* deinitialize crypto context and free allocated private data */ + void (*deinit)(void *priv); + + /* encrypt/decrypt return < 0 on error or >= 0 on success. The return + * value from decrypt_mpdu is passed as the keyidx value for + * decrypt_msdu. skb must have enough head and tail room for the + * encryption; if not, error will be returned; these functions are + * called for all MPDUs (i.e., fragments). + */ + int (*encrypt_mpdu)(struct sk_buff *skb, int hdr_len, void *priv); + int (*decrypt_mpdu)(struct sk_buff *skb, int hdr_len, void *priv); + + /* These functions are called for full MSDUs, i.e. full frames. + * These can be NULL if full MSDU operations are not needed. */ + int (*encrypt_msdu)(struct sk_buff *skb, int hdr_len, void *priv); + int (*decrypt_msdu)(struct sk_buff *skb, int keyidx, int hdr_len, + void *priv); + + int (*set_key)(void *key, int len, u8 *seq, void *priv); + int (*get_key)(void *key, int len, u8 *seq, void *priv); + + /* procfs handler for printing out key information and possible + * statistics */ + char * (*print_stats)(char *p, void *priv); + + /* maximum number of bytes added by encryption; encrypt buf is + * allocated with extra_prefix_len bytes, copy of in_buf, and + * extra_postfix_len; encrypt need not use all this space, but + * the result must start at the beginning of the buffer and correct + * length must be returned */ + int extra_prefix_len, extra_postfix_len; + + struct module *owner; +}; + +struct ieee80211_crypt_data { + struct list_head list; /* delayed deletion list */ + struct ieee80211_crypto_ops *ops; + void *priv; + atomic_t refcnt; +}; + +int ieee80211_register_crypto_ops(struct ieee80211_crypto_ops *ops); +int ieee80211_unregister_crypto_ops(struct ieee80211_crypto_ops *ops); +struct ieee80211_crypto_ops * ieee80211_get_crypto_ops(const char *name); +void ieee80211_crypt_deinit_entries(struct ieee80211_device *, int); +void ieee80211_crypt_deinit_handler(unsigned long); +void ieee80211_crypt_delayed_deinit(struct ieee80211_device *ieee, + struct ieee80211_crypt_data **crypt); + +#endif -- cgit v1.2.3-70-g09d2 From 286d974797705ae7ceedc846666ef98bdeee3646 Mon Sep 17 00:00:00 2001 From: Jiri Benc Date: Tue, 24 May 2005 15:10:18 +0200 Subject: [PATCH] ieee80211: cleanup Cleanup of unused and duplicated constants and structures in the ieee80211 header. Signed-off-by: Jiri Benc Signed-off-by: Jirka Bohac --- include/net/ieee80211.h | 40 ++++++++-------------------------------- net/ieee80211/ieee80211_rx.c | 4 ++-- 2 files changed, 10 insertions(+), 34 deletions(-) (limited to 'include') diff --git a/include/net/ieee80211.h b/include/net/ieee80211.h index b1bfaf1084f..f1d9b9e9dec 100644 --- a/include/net/ieee80211.h +++ b/include/net/ieee80211.h @@ -93,6 +93,8 @@ struct eapol { u16 length; } __attribute__ ((packed)); +#define IEEE80211_1ADDR_LEN 10 +#define IEEE80211_2ADDR_LEN 16 #define IEEE80211_3ADDR_LEN 24 #define IEEE80211_4ADDR_LEN 30 #define IEEE80211_FCS_LEN 4 @@ -299,23 +301,6 @@ struct ieee80211_snap_hdr { #define WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH 9 -/* Information Element IDs */ -#define WLAN_EID_SSID 0 -#define WLAN_EID_SUPP_RATES 1 -#define WLAN_EID_FH_PARAMS 2 -#define WLAN_EID_DS_PARAMS 3 -#define WLAN_EID_CF_PARAMS 4 -#define WLAN_EID_TIM 5 -#define WLAN_EID_IBSS_PARAMS 6 -#define WLAN_EID_CHALLENGE 16 -#define WLAN_EID_RSN 48 -#define WLAN_EID_GENERIC 221 - -#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) @@ -489,15 +474,6 @@ 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 */ @@ -542,7 +518,7 @@ struct ieee80211_info_element { */ struct ieee80211_authentication { - struct ieee80211_header_data header; + struct ieee80211_hdr_3addr header; u16 algorithm; u16 transaction; u16 status; @@ -551,7 +527,7 @@ struct ieee80211_authentication { struct ieee80211_probe_response { - struct ieee80211_header_data header; + struct ieee80211_hdr_3addr header; u32 time_stamp[2]; u16 beacon_interval; u16 capability; @@ -793,21 +769,21 @@ extern inline int ieee80211_is_valid_mode(struct ieee80211_device *ieee, int mod extern inline int ieee80211_get_hdrlen(u16 fc) { - int hdrlen = 24; + int hdrlen = IEEE80211_3ADDR_LEN; switch (WLAN_FC_GET_TYPE(fc)) { case IEEE80211_FTYPE_DATA: if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS)) - hdrlen = 30; /* Addr4 */ + hdrlen = IEEE80211_4ADDR_LEN; break; case IEEE80211_FTYPE_CTL: switch (WLAN_FC_GET_STYPE(fc)) { case IEEE80211_STYPE_CTS: case IEEE80211_STYPE_ACK: - hdrlen = 10; + hdrlen = IEEE80211_1ADDR_LEN; break; default: - hdrlen = 16; + hdrlen = IEEE80211_2ADDR_LEN; break; } break; diff --git a/net/ieee80211/ieee80211_rx.c b/net/ieee80211/ieee80211_rx.c index 2bda8a17481..2ae6ab8914b 100644 --- a/net/ieee80211/ieee80211_rx.c +++ b/net/ieee80211/ieee80211_rx.c @@ -475,7 +475,7 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, #endif /* Data frame - extract src/dst addresses */ - if (skb->len < IEEE80211_DATA_HDR3_LEN) + if (skb->len < IEEE80211_3ADDR_LEN) goto rx_dropped; switch (fc & (IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS)) { @@ -488,7 +488,7 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, memcpy(src, hdr->addr2, ETH_ALEN); break; case IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS: - if (skb->len < IEEE80211_DATA_HDR4_LEN) + if (skb->len < IEEE80211_4ADDR_LEN) goto rx_dropped; memcpy(dst, hdr->addr3, ETH_ALEN); memcpy(src, hdr->addr4, ETH_ALEN); -- cgit v1.2.3-70-g09d2 From 9bd481f85940726bf66aae5cd03c5b912ad0ae4c Mon Sep 17 00:00:00 2001 From: Jeff Garzik Date: Tue, 28 Jun 2005 01:46:35 -0400 Subject: wireless: fix ipw warning; add is_broadcast_ether_addr() to linux/etherdevice.h --- drivers/net/wireless/ipw2200.c | 2 +- include/linux/etherdevice.h | 6 ++++++ 2 files changed, 7 insertions(+), 1 deletion(-) (limited to 'include') diff --git a/drivers/net/wireless/ipw2200.c b/drivers/net/wireless/ipw2200.c index 16cfd907e71..133666d43d7 100644 --- a/drivers/net/wireless/ipw2200.c +++ b/drivers/net/wireless/ipw2200.c @@ -1170,7 +1170,7 @@ static int ipw_send_cmd(struct ipw_priv *priv, struct host_cmd *cmd) HOST_COMPLETE_TIMEOUT); if (rc == 0) { IPW_DEBUG_INFO("Command completion failed out after %dms.\n", - HOST_COMPLETE_TIMEOUT / (HZ / 1000)); + jiffies_to_msecs(HOST_COMPLETE_TIMEOUT)); priv->status &= ~STATUS_HCMD_ACTIVE; return -EIO; } diff --git a/include/linux/etherdevice.h b/include/linux/etherdevice.h index 8a2df4dfbc5..ae588aab21b 100644 --- a/include/linux/etherdevice.h +++ b/include/linux/etherdevice.h @@ -68,6 +68,12 @@ static inline int is_multicast_ether_addr(const u8 *addr) return ((addr[0] != 0xff) && (0x01 & addr[0])); } +static inline int is_broadcast_ether_addr(const u8 *addr) +{ + return ((addr[0] == 0xff) && (addr[1] == 0xff) && (addr[2] == 0xff) && + (addr[3] == 0xff) && (addr[4] == 0xff) && (addr[5] == 0xff)); +} + /** * is_valid_ether_addr - Determine if the given Ethernet address is valid * @addr: Pointer to a six-byte array containing the Ethernet address -- cgit v1.2.3-70-g09d2 From b7721ff96fa15459c7c5de59323bedd61f1bcbd7 Mon Sep 17 00:00:00 2001 From: Adrian Bunk Date: Fri, 22 Jul 2005 23:39:12 +0200 Subject: [PATCH] include/net/ieee80211.h must #include -Wundef found an (although perhaps harmless) bug: <-- snip --> ... CC net/ieee80211/ieee80211_crypt.o In file included from net/ieee80211/ieee80211_crypt.c:21: include/net/ieee80211.h:26:5: warning: "WIRELESS_EXT" is not defined CC net/ieee80211/ieee80211_crypt_wep.o In file included from net/ieee80211/ieee80211_crypt_wep.c:20: include/net/ieee80211.h:26:5: warning: "WIRELESS_EXT" is not defined CC net/ieee80211/ieee80211_crypt_ccmp.o CC net/ieee80211/ieee80211_crypt_tkip.o In file included from net/ieee80211/ieee80211_crypt_tkip.c:23: include/net/ieee80211.h:26:5: warning: "WIRELESS_EXT" is not defined ... <-- snip --> Signed-off-by: Adrian Bunk Signed-off-by: Jeff Garzik --- include/net/ieee80211.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include') diff --git a/include/net/ieee80211.h b/include/net/ieee80211.h index 065b702df56..1cf7ca0b618 100644 --- a/include/net/ieee80211.h +++ b/include/net/ieee80211.h @@ -22,6 +22,7 @@ #define IEEE80211_H #include /* ETH_ALEN */ #include /* ARRAY_SIZE */ +#include #if WIRELESS_EXT < 17 #define IW_QUAL_QUAL_INVALID 0x10 -- cgit v1.2.3-70-g09d2 From f241be74b803dcf9d70c9978292946370654320f Mon Sep 17 00:00:00 2001 From: Jouni Malinen Date: Sun, 14 Aug 2005 19:08:45 -0700 Subject: [PATCH] ieee80211: Fix frame control pver mask IEEE 802.11 frame control has two bits reserved for protocol version. IEEE80211_FCTL_VERS was not used anywhere, but I would assume it was supposed to be a mask for the protocol field and as such, it should be 0x0003, not 0x0002. This matches with WLAN_FC_PVER definition in hostap. Signed-off-by: Jouni Malinen Signed-off-by: Jeff Garzik --- include/net/ieee80211.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'include') diff --git a/include/net/ieee80211.h b/include/net/ieee80211.h index 1cf7ca0b618..11524c9b659 100644 --- a/include/net/ieee80211.h +++ b/include/net/ieee80211.h @@ -104,7 +104,7 @@ struct eapol { #define MAX_FRAG_THRESHOLD 2346U /* Frame control field constants */ -#define IEEE80211_FCTL_VERS 0x0002 +#define IEEE80211_FCTL_VERS 0x0003 #define IEEE80211_FCTL_FTYPE 0x000c #define IEEE80211_FCTL_STYPE 0x00f0 #define IEEE80211_FCTL_TODS 0x0100 -- cgit v1.2.3-70-g09d2 From 2474385e5b623fc46cf172a921d94f9f03a9a704 Mon Sep 17 00:00:00 2001 From: Jouni Malinen Date: Sun, 14 Aug 2005 20:59:59 -0700 Subject: [PATCH] ieee80211: Capability field is called ESS, not BSS IEEE 802.11 has a capability field flag called ESS, but ieee80211 had renamed this to BSS for some reason. hostap has been using WLAN_CAPABILITY_ESS and since that matches with the standard, lets use it as the name for this define. Add WLAN_CAPABILITY_BSS as a backwards compatibility name for the same bit since ieee80211 and ipw2200 are using this and there are versions outside kernel tree that expect to find this define name. Signed-off-by: Jouni Malinen Signed-off-by: Jeff Garzik --- drivers/net/wireless/ipw2200.c | 2 +- include/net/ieee80211.h | 3 ++- 2 files changed, 3 insertions(+), 2 deletions(-) (limited to 'include') diff --git a/drivers/net/wireless/ipw2200.c b/drivers/net/wireless/ipw2200.c index 5df203155aa..6211438058d 100644 --- a/drivers/net/wireless/ipw2200.c +++ b/drivers/net/wireless/ipw2200.c @@ -4190,7 +4190,7 @@ static int ipw_best_network( /* Verify that this network's capability is compatible with the * current mode (AdHoc or Infrastructure) */ if ((priv->ieee->iw_mode == IW_MODE_INFRA && - !(network->capability & WLAN_CAPABILITY_BSS)) || + !(network->capability & WLAN_CAPABILITY_ESS)) || (priv->ieee->iw_mode == IW_MODE_ADHOC && !(network->capability & WLAN_CAPABILITY_IBSS))) { IPW_DEBUG_ASSOC("Network '%s (" MAC_FMT ")' excluded due to " diff --git a/include/net/ieee80211.h b/include/net/ieee80211.h index 11524c9b659..6e6e94aec30 100644 --- a/include/net/ieee80211.h +++ b/include/net/ieee80211.h @@ -264,7 +264,8 @@ struct ieee80211_snap_hdr { #define WLAN_AUTH_CHALLENGE_LEN 128 -#define WLAN_CAPABILITY_BSS (1<<0) +#define WLAN_CAPABILITY_ESS (1<<0) +#define WLAN_CAPABILITY_BSS WLAN_CAPABILITY_ESS #define WLAN_CAPABILITY_IBSS (1<<1) #define WLAN_CAPABILITY_CF_POLLABLE (1<<2) #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3) -- cgit v1.2.3-70-g09d2 From 1b5cca3a88b7682d538d129c25f0e3092613a243 Mon Sep 17 00:00:00 2001 From: Jeff Garzik Date: Mon, 15 Aug 2005 00:32:15 -0400 Subject: ieee80211: remove last uses of compat define WLAN_CAPABILITY_BSS --- include/net/ieee80211.h | 1 - net/ieee80211/ieee80211_wx.c | 4 ++-- 2 files changed, 2 insertions(+), 3 deletions(-) (limited to 'include') diff --git a/include/net/ieee80211.h b/include/net/ieee80211.h index 6e6e94aec30..51a20b5f3b5 100644 --- a/include/net/ieee80211.h +++ b/include/net/ieee80211.h @@ -265,7 +265,6 @@ struct ieee80211_snap_hdr { #define WLAN_AUTH_CHALLENGE_LEN 128 #define WLAN_CAPABILITY_ESS (1<<0) -#define WLAN_CAPABILITY_BSS WLAN_CAPABILITY_ESS #define WLAN_CAPABILITY_IBSS (1<<1) #define WLAN_CAPABILITY_CF_POLLABLE (1<<2) #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3) diff --git a/net/ieee80211/ieee80211_wx.c b/net/ieee80211/ieee80211_wx.c index 25a868c2e2f..2cd571c525a 100644 --- a/net/ieee80211/ieee80211_wx.c +++ b/net/ieee80211/ieee80211_wx.c @@ -77,8 +77,8 @@ static inline char *ipw2100_translate_scan(struct ieee80211_device *ieee, /* Add mode */ iwe.cmd = SIOCGIWMODE; if (network->capability & - (WLAN_CAPABILITY_BSS | WLAN_CAPABILITY_IBSS)) { - if (network->capability & WLAN_CAPABILITY_BSS) + (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)) { + if (network->capability & WLAN_CAPABILITY_ESS) iwe.u.mode = IW_MODE_MASTER; else iwe.u.mode = IW_MODE_ADHOC; -- cgit v1.2.3-70-g09d2 From e88187eedc0a9223914b23b063342db8bcc31f9c Mon Sep 17 00:00:00 2001 From: Jiri Benc Date: Thu, 25 Aug 2005 20:00:53 -0400 Subject: ieee80211: Puts debug macros together and makes escape_essid not inlined. Signed-off-by: Jiri Benc Signed-off-by: Jirka Bohac --- include/net/ieee80211.h | 37 ++++++++++++------------------------- net/ieee80211/ieee80211_module.c | 26 ++++++++++++++++++++++++++ 2 files changed, 38 insertions(+), 25 deletions(-) (limited to 'include') diff --git a/include/net/ieee80211.h b/include/net/ieee80211.h index 51a20b5f3b5..185423c6d22 100644 --- a/include/net/ieee80211.h +++ b/include/net/ieee80211.h @@ -167,8 +167,19 @@ do { if (ieee80211_debug_level & (level)) \ #define IEEE80211_DEBUG(level, fmt, args...) do {} while (0) #endif /* CONFIG_IEEE80211_DEBUG */ + +/* debug macros not dependent on CONFIG_IEEE80211_DEBUG */ + +#define MAC_FMT "%02x:%02x:%02x:%02x:%02x:%02x" +#define MAC_ARG(x) ((u8*)(x))[0],((u8*)(x))[1],((u8*)(x))[2],((u8*)(x))[3],((u8*)(x))[4],((u8*)(x))[5] + +/* escape_essid() is intended to be used in debug (and possibly error) + * messages. It should never be used for passing essid to user space. */ +const char *escape_essid(const char *essid, u8 essid_len); + + /* - * To use the debug system; + * To use the debug system: * * If you are defining a new debug classification, simply add it to the #define * list here in the form of: @@ -622,8 +633,6 @@ enum ieee80211_state { #define DEFAULT_MAX_SCAN_AGE (15 * HZ) #define DEFAULT_FTS 2346 -#define MAC_FMT "%02x:%02x:%02x:%02x:%02x:%02x" -#define MAC_ARG(x) ((u8*)(x))[0],((u8*)(x))[1],((u8*)(x))[2],((u8*)(x))[3],((u8*)(x))[4],((u8*)(x))[5] #define CFG_IEEE80211_RESERVE_FCS (1<<0) @@ -827,27 +836,5 @@ extern inline int ieee80211_get_scans(struct ieee80211_device *ieee) return ieee->scans; } -static inline const char *escape_essid(const char *essid, u8 essid_len) { - static char escaped[IW_ESSID_MAX_SIZE * 2 + 1]; - const char *s = essid; - char *d = escaped; - - if (ieee80211_is_empty_essid(essid, essid_len)) { - memcpy(escaped, "", sizeof("")); - return escaped; - } - essid_len = min(essid_len, (u8)IW_ESSID_MAX_SIZE); - while (essid_len--) { - if (*s == '\0') { - *d++ = '\\'; - *d++ = '0'; - s++; - } else { - *d++ = *s++; - } - } - *d = '\0'; - return escaped; -} #endif /* IEEE80211_H */ diff --git a/net/ieee80211/ieee80211_module.c b/net/ieee80211/ieee80211_module.c index e0802b8755a..553acb2e93d 100644 --- a/net/ieee80211/ieee80211_module.c +++ b/net/ieee80211/ieee80211_module.c @@ -269,5 +269,31 @@ module_exit(ieee80211_exit); module_init(ieee80211_init); #endif + +const char *escape_essid(const char *essid, u8 essid_len) { + static char escaped[IW_ESSID_MAX_SIZE * 2 + 1]; + const char *s = essid; + char *d = escaped; + + if (ieee80211_is_empty_essid(essid, essid_len)) { + memcpy(escaped, "", sizeof("")); + return escaped; + } + + essid_len = min(essid_len, (u8)IW_ESSID_MAX_SIZE); + while (essid_len--) { + if (*s == '\0') { + *d++ = '\\'; + *d++ = '0'; + s++; + } else { + *d++ = *s++; + } + } + *d = '\0'; + return escaped; +} + EXPORT_SYMBOL(alloc_ieee80211); EXPORT_SYMBOL(free_ieee80211); +EXPORT_SYMBOL(escape_essid); -- cgit v1.2.3-70-g09d2 From f13baae43e97e84d3f06080908db75a017c62165 Mon Sep 17 00:00:00 2001 From: Jiri Benc Date: Thu, 25 Aug 2005 20:11:46 -0400 Subject: ieee80211: new constants from latest 802.11x specifications From: Gertjan van Wingerde Attached patch updates the definitions of the generic ieee80211 stack to the latest versions of the published 802.11x specification suite. Signed-off-by: Gertjan van Wingerde Signed-off-by: Jiri Benc --- drivers/net/wireless/atmel.c | 8 ++--- include/net/ieee80211.h | 79 ++++++++++++++++++++++++++++++++++++-------- net/ieee80211/ieee80211_rx.c | 16 ++++----- net/ieee80211/ieee80211_tx.c | 2 +- 4 files changed, 78 insertions(+), 27 deletions(-) (limited to 'include') diff --git a/drivers/net/wireless/atmel.c b/drivers/net/wireless/atmel.c index bed160a25ca..f48a6e72922 100644 --- a/drivers/net/wireless/atmel.c +++ b/drivers/net/wireless/atmel.c @@ -867,7 +867,7 @@ static int start_tx (struct sk_buff *skb, struct net_device *dev) header.duration_id = 0; header.seq_ctl = 0; if (priv->wep_is_on) - frame_ctl |= IEEE80211_FCTL_WEP; + frame_ctl |= IEEE80211_FCTL_PROTECTED; if (priv->operating_mode == IW_MODE_ADHOC) { memcpy(&header.addr1, skb->data, 6); memcpy(&header.addr2, dev->dev_addr, 6); @@ -1117,7 +1117,7 @@ static void rx_done_irq(struct atmel_private *priv) /* probe for CRC use here if needed once five packets have arrived with the same crc status, we assume we know what's happening and stop probing */ if (priv->probe_crc) { - if (!priv->wep_is_on || !(frame_ctl & IEEE80211_FCTL_WEP)) { + if (!priv->wep_is_on || !(frame_ctl & IEEE80211_FCTL_PROTECTED)) { priv->do_rx_crc = probe_crc(priv, rx_packet_loc, msdu_size); } else { priv->do_rx_crc = probe_crc(priv, rx_packet_loc + 24, msdu_size - 24); @@ -1132,7 +1132,7 @@ static void rx_done_irq(struct atmel_private *priv) } /* don't CRC header when WEP in use */ - if (priv->do_rx_crc && (!priv->wep_is_on || !(frame_ctl & IEEE80211_FCTL_WEP))) { + if (priv->do_rx_crc && (!priv->wep_is_on || !(frame_ctl & IEEE80211_FCTL_PROTECTED))) { crc = crc32_le(0xffffffff, (unsigned char *)&header, 24); } msdu_size -= 24; /* header */ @@ -2677,7 +2677,7 @@ static void send_authentication_request(struct atmel_private *priv, u8 *challeng auth.alg = cpu_to_le16(C80211_MGMT_AAN_SHAREDKEY); /* no WEP for authentication frames with TrSeqNo 1 */ if (priv->CurrentAuthentTransactionSeqNum != 1) - header.frame_ctl |= cpu_to_le16(IEEE80211_FCTL_WEP); + header.frame_ctl |= cpu_to_le16(IEEE80211_FCTL_PROTECTED); } else { auth.alg = cpu_to_le16(C80211_MGMT_AAN_OPENSYSTEM); } diff --git a/include/net/ieee80211.h b/include/net/ieee80211.h index 185423c6d22..1feb3fb8914 100644 --- a/include/net/ieee80211.h +++ b/include/net/ieee80211.h @@ -112,8 +112,8 @@ struct eapol { #define IEEE80211_FCTL_MOREFRAGS 0x0400 #define IEEE80211_FCTL_RETRY 0x0800 #define IEEE80211_FCTL_PM 0x1000 -#define IEEE80211_FCTL_MOREDATA 0x2000 -#define IEEE80211_FCTL_WEP 0x4000 +#define IEEE80211_FCTL_MOREDATA 0x2000 +#define IEEE80211_FCTL_PROTECTED 0x4000 #define IEEE80211_FCTL_ORDER 0x8000 #define IEEE80211_FTYPE_MGMT 0x0000 @@ -132,6 +132,7 @@ struct eapol { #define IEEE80211_STYPE_DISASSOC 0x00A0 #define IEEE80211_STYPE_AUTH 0x00B0 #define IEEE80211_STYPE_DEAUTH 0x00C0 +#define IEEE80211_STYPE_ACTION 0x00D0 /* control */ #define IEEE80211_STYPE_PSPOLL 0x00A0 @@ -263,6 +264,7 @@ struct ieee80211_snap_hdr { #define SNAP_SIZE sizeof(struct ieee80211_snap_hdr) +#define WLAN_FC_GET_VERS(fc) ((fc) & IEEE80211_FCTL_VERS) #define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE) #define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE) @@ -283,6 +285,9 @@ struct ieee80211_snap_hdr { #define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5) #define WLAN_CAPABILITY_PBCC (1<<6) #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7) +#define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8) +#define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10) +#define WLAN_CAPABILITY_OSSS_OFDM (1<<13) /* Status codes */ #define WLAN_STATUS_SUCCESS 0 @@ -297,9 +302,24 @@ struct ieee80211_snap_hdr { #define WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA 17 #define WLAN_STATUS_ASSOC_DENIED_RATES 18 /* 802.11b */ -#define WLAN_STATUS_ASSOC_DENIED_NOSHORT 19 +#define WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE 19 #define WLAN_STATUS_ASSOC_DENIED_NOPBCC 20 #define WLAN_STATUS_ASSOC_DENIED_NOAGILITY 21 +/* 802.11h */ +#define WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM 22 +#define WLAN_STATUS_ASSOC_REJECTED_BAD_POWER 23 +#define WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN 24 +/* 802.11g */ +#define WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME 25 +#define WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM 26 +/* 802.11i */ +#define WLAN_STATUS_INVALID_IE 40 +#define WLAN_STATUS_INVALID_GROUP_CIPHER 41 +#define WLAN_STATUS_INVALID_PAIRWISE_CIPHER 42 +#define WLAN_STATUS_INVALID_AKMP 43 +#define WLAN_STATUS_UNSUPP_RSN_VERSION 44 +#define WLAN_STATUS_INVALID_RSN_IE_CAP 45 +#define WLAN_STATUS_CIPHER_SUITE_REJECTED 46 /* Reason codes */ #define WLAN_REASON_UNSPECIFIED 1 @@ -311,6 +331,22 @@ struct ieee80211_snap_hdr { #define WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA 7 #define WLAN_REASON_DISASSOC_STA_HAS_LEFT 8 #define WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH 9 +/* 802.11h */ +#define WLAN_REASON_DISASSOC_BAD_POWER 10 +#define WLAN_REASON_DISASSOC_BAD_SUPP_CHAN 11 +/* 802.11i */ +#define WLAN_REASON_INVALID_IE 13 +#define WLAN_REASON_MIC_FAILURE 14 +#define WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT 15 +#define WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT 16 +#define WLAN_REASON_IE_DIFFERENT 17 +#define WLAN_REASON_INVALID_GROUP_CIPHER 18 +#define WLAN_REASON_INVALID_PAIRWISE_CIPHER 19 +#define WLAN_REASON_INVALID_AKMP 20 +#define WLAN_REASON_UNSUPP_RSN_VERSION 21 +#define WLAN_REASON_INVALID_RSN_IE_CAP 22 +#define WLAN_REASON_IEEE8021X_FAILED 23 +#define WLAN_REASON_CIPHER_SUITE_REJECTED 24 #define IEEE80211_STATMASK_SIGNAL (1<<0) @@ -489,17 +525,32 @@ Total: 28-2340 bytes #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_RSN 48 -#define MFIE_TYPE_RATES_EX 50 -#define MFIE_TYPE_GENERIC 221 +#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_COUNTRY 7 +#define MFIE_TYPE_HOP_PARAMS 8 +#define MFIE_TYPE_HOP_TABLE 9 +#define MFIE_TYPE_REQUEST 10 +#define MFIE_TYPE_CHALLENGE 16 +#define MFIE_TYPE_POWER_CONSTRAINT 32 +#define MFIE_TYPE_POWER_CAPABILITY 33 +#define MFIE_TYPE_TPC_REQUEST 34 +#define MFIE_TYPE_TPC_REPORT 35 +#define MFIE_TYPE_SUPP_CHANNELS 36 +#define MFIE_TYPE_CSA 37 +#define MFIE_TYPE_MEASURE_REQUEST 38 +#define MFIE_TYPE_MEASURE_REPORT 39 +#define MFIE_TYPE_QUIET 40 +#define MFIE_TYPE_IBSS_DFS 41 +#define MFIE_TYPE_ERP_INFO 42 +#define MFIE_TYPE_RSN 48 +#define MFIE_TYPE_RATES_EX 50 +#define MFIE_TYPE_GENERIC 221 struct ieee80211_info_element_hdr { u8 id; diff --git a/net/ieee80211/ieee80211_rx.c b/net/ieee80211/ieee80211_rx.c index 0dd102993ef..9505f3167ae 100644 --- a/net/ieee80211/ieee80211_rx.c +++ b/net/ieee80211/ieee80211_rx.c @@ -439,7 +439,7 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, crypt->ops->decrypt_mpdu == NULL)) crypt = NULL; - if (!crypt && (fc & IEEE80211_FCTL_WEP)) { + if (!crypt && (fc & IEEE80211_FCTL_PROTECTED)) { /* This seems to be triggered by some (multicast?) * frames from other than current BSS, so just drop the * frames silently instead of filling system log with @@ -455,7 +455,7 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, #ifdef NOT_YET if (type != WLAN_FC_TYPE_DATA) { if (type == WLAN_FC_TYPE_MGMT && stype == WLAN_FC_STYPE_AUTH && - fc & IEEE80211_FCTL_WEP && ieee->host_decrypt && + fc & IEEE80211_FCTL_PROTECTED && ieee->host_decrypt && (keyidx = hostap_rx_frame_decrypt(ieee, skb, crypt)) < 0) { printk(KERN_DEBUG "%s: failed to decrypt mgmt::auth " @@ -556,7 +556,7 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, /* skb: hdr + (possibly fragmented, possibly encrypted) payload */ - if (ieee->host_decrypt && (fc & IEEE80211_FCTL_WEP) && + if (ieee->host_decrypt && (fc & IEEE80211_FCTL_PROTECTED) && (keyidx = ieee80211_rx_frame_decrypt(ieee, skb, crypt)) < 0) goto rx_dropped; @@ -564,7 +564,7 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, /* skb: hdr + (possibly fragmented) plaintext payload */ // PR: FIXME: hostap has additional conditions in the "if" below: - // ieee->host_decrypt && (fc & IEEE80211_FCTL_WEP) && + // ieee->host_decrypt && (fc & IEEE80211_FCTL_PROTECTED) && if ((frag != 0 || (fc & IEEE80211_FCTL_MOREFRAGS))) { int flen; struct sk_buff *frag_skb = ieee80211_frag_cache_get(ieee, hdr); @@ -620,12 +620,12 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, /* skb: hdr + (possible reassembled) full MSDU payload; possibly still * encrypted/authenticated */ - if (ieee->host_decrypt && (fc & IEEE80211_FCTL_WEP) && + if (ieee->host_decrypt && (fc & IEEE80211_FCTL_PROTECTED) && ieee80211_rx_frame_decrypt_msdu(ieee, skb, keyidx, crypt)) goto rx_dropped; hdr = (struct ieee80211_hdr *) skb->data; - if (crypt && !(fc & IEEE80211_FCTL_WEP) && !ieee->open_wep) { + if (crypt && !(fc & IEEE80211_FCTL_PROTECTED) && !ieee->open_wep) { if (/*ieee->ieee802_1x &&*/ ieee80211_is_eapol_frame(ieee, skb)) { #ifdef CONFIG_IEEE80211_DEBUG @@ -646,7 +646,7 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, } #ifdef CONFIG_IEEE80211_DEBUG - if (crypt && !(fc & IEEE80211_FCTL_WEP) && + if (crypt && !(fc & IEEE80211_FCTL_PROTECTED) && ieee80211_is_eapol_frame(ieee, skb)) { struct eapol *eap = (struct eapol *)(skb->data + 24); @@ -655,7 +655,7 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, } #endif - if (crypt && !(fc & IEEE80211_FCTL_WEP) && !ieee->open_wep && + if (crypt && !(fc & IEEE80211_FCTL_PROTECTED) && !ieee->open_wep && !ieee80211_is_eapol_frame(ieee, skb)) { IEEE80211_DEBUG_DROP( "dropped unencrypted RX data " diff --git a/net/ieee80211/ieee80211_tx.c b/net/ieee80211/ieee80211_tx.c index d1049edcd14..071d093f298 100644 --- a/net/ieee80211/ieee80211_tx.c +++ b/net/ieee80211/ieee80211_tx.c @@ -313,7 +313,7 @@ int ieee80211_xmit(struct sk_buff *skb, if (encrypt) fc = IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA | - IEEE80211_FCTL_WEP; + IEEE80211_FCTL_PROTECTED; else fc = IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA; -- cgit v1.2.3-70-g09d2 From 95d5185d1ab6875b86a639310919dc48a716c7be Mon Sep 17 00:00:00 2001 From: Jiri Benc Date: Thu, 25 Aug 2005 20:13:04 -0400 Subject: ieee80211: convert defines to enums From: Gertjan van Wingerde Attached patch cleans up the long lists of #defines for status codes, reason codes, and information elements. Signed-off-by: Gertjan van Wingerde Signed-off-by: Jiri Benc --- include/net/ieee80211.h | 168 +++++++++++++++++++++++++----------------------- 1 file changed, 87 insertions(+), 81 deletions(-) (limited to 'include') diff --git a/include/net/ieee80211.h b/include/net/ieee80211.h index 1feb3fb8914..52248f10108 100644 --- a/include/net/ieee80211.h +++ b/include/net/ieee80211.h @@ -290,63 +290,67 @@ struct ieee80211_snap_hdr { #define WLAN_CAPABILITY_OSSS_OFDM (1<<13) /* Status codes */ -#define WLAN_STATUS_SUCCESS 0 -#define WLAN_STATUS_UNSPECIFIED_FAILURE 1 -#define WLAN_STATUS_CAPS_UNSUPPORTED 10 -#define WLAN_STATUS_REASSOC_NO_ASSOC 11 -#define WLAN_STATUS_ASSOC_DENIED_UNSPEC 12 -#define WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG 13 -#define WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION 14 -#define WLAN_STATUS_CHALLENGE_FAIL 15 -#define WLAN_STATUS_AUTH_TIMEOUT 16 -#define WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA 17 -#define WLAN_STATUS_ASSOC_DENIED_RATES 18 -/* 802.11b */ -#define WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE 19 -#define WLAN_STATUS_ASSOC_DENIED_NOPBCC 20 -#define WLAN_STATUS_ASSOC_DENIED_NOAGILITY 21 -/* 802.11h */ -#define WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM 22 -#define WLAN_STATUS_ASSOC_REJECTED_BAD_POWER 23 -#define WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN 24 -/* 802.11g */ -#define WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME 25 -#define WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM 26 -/* 802.11i */ -#define WLAN_STATUS_INVALID_IE 40 -#define WLAN_STATUS_INVALID_GROUP_CIPHER 41 -#define WLAN_STATUS_INVALID_PAIRWISE_CIPHER 42 -#define WLAN_STATUS_INVALID_AKMP 43 -#define WLAN_STATUS_UNSUPP_RSN_VERSION 44 -#define WLAN_STATUS_INVALID_RSN_IE_CAP 45 -#define WLAN_STATUS_CIPHER_SUITE_REJECTED 46 +enum ieee80211_statuscode { + WLAN_STATUS_SUCCESS = 0, + WLAN_STATUS_UNSPECIFIED_FAILURE = 1, + WLAN_STATUS_CAPS_UNSUPPORTED = 10, + WLAN_STATUS_REASSOC_NO_ASSOC = 11, + WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12, + WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13, + WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14, + WLAN_STATUS_CHALLENGE_FAIL = 15, + WLAN_STATUS_AUTH_TIMEOUT = 16, + WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17, + WLAN_STATUS_ASSOC_DENIED_RATES = 18, + /* 802.11b */ + WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19, + WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20, + WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21, + /* 802.11h */ + WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22, + WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23, + WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24, + /* 802.11g */ + WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25, + WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26, + /* 802.11i */ + WLAN_STATUS_INVALID_IE = 40, + WLAN_STATUS_INVALID_GROUP_CIPHER = 41, + WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42, + WLAN_STATUS_INVALID_AKMP = 43, + WLAN_STATUS_UNSUPP_RSN_VERSION = 44, + WLAN_STATUS_INVALID_RSN_IE_CAP = 45, + WLAN_STATUS_CIPHER_SUITE_REJECTED = 46, +}; /* Reason codes */ -#define WLAN_REASON_UNSPECIFIED 1 -#define WLAN_REASON_PREV_AUTH_NOT_VALID 2 -#define WLAN_REASON_DEAUTH_LEAVING 3 -#define WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY 4 -#define WLAN_REASON_DISASSOC_AP_BUSY 5 -#define WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA 6 -#define WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA 7 -#define WLAN_REASON_DISASSOC_STA_HAS_LEFT 8 -#define WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH 9 -/* 802.11h */ -#define WLAN_REASON_DISASSOC_BAD_POWER 10 -#define WLAN_REASON_DISASSOC_BAD_SUPP_CHAN 11 -/* 802.11i */ -#define WLAN_REASON_INVALID_IE 13 -#define WLAN_REASON_MIC_FAILURE 14 -#define WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT 15 -#define WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT 16 -#define WLAN_REASON_IE_DIFFERENT 17 -#define WLAN_REASON_INVALID_GROUP_CIPHER 18 -#define WLAN_REASON_INVALID_PAIRWISE_CIPHER 19 -#define WLAN_REASON_INVALID_AKMP 20 -#define WLAN_REASON_UNSUPP_RSN_VERSION 21 -#define WLAN_REASON_INVALID_RSN_IE_CAP 22 -#define WLAN_REASON_IEEE8021X_FAILED 23 -#define WLAN_REASON_CIPHER_SUITE_REJECTED 24 +enum ieee80211_reasoncode { + WLAN_REASON_UNSPECIFIED = 1, + WLAN_REASON_PREV_AUTH_NOT_VALID = 2, + WLAN_REASON_DEAUTH_LEAVING = 3, + WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4, + WLAN_REASON_DISASSOC_AP_BUSY = 5, + WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6, + WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7, + WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8, + WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9, + /* 802.11h */ + WLAN_REASON_DISASSOC_BAD_POWER = 10, + WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11, + /* 802.11i */ + WLAN_REASON_INVALID_IE = 13, + WLAN_REASON_MIC_FAILURE = 14, + WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15, + WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16, + WLAN_REASON_IE_DIFFERENT = 17, + WLAN_REASON_INVALID_GROUP_CIPHER = 18, + WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19, + WLAN_REASON_INVALID_AKMP = 20, + WLAN_REASON_UNSUPP_RSN_VERSION = 21, + WLAN_REASON_INVALID_RSN_IE_CAP = 22, + WLAN_REASON_IEEE8021X_FAILED = 23, + WLAN_REASON_CIPHER_SUITE_REJECTED = 24, +}; #define IEEE80211_STATMASK_SIGNAL (1<<0) @@ -525,32 +529,34 @@ Total: 28-2340 bytes #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_COUNTRY 7 -#define MFIE_TYPE_HOP_PARAMS 8 -#define MFIE_TYPE_HOP_TABLE 9 -#define MFIE_TYPE_REQUEST 10 -#define MFIE_TYPE_CHALLENGE 16 -#define MFIE_TYPE_POWER_CONSTRAINT 32 -#define MFIE_TYPE_POWER_CAPABILITY 33 -#define MFIE_TYPE_TPC_REQUEST 34 -#define MFIE_TYPE_TPC_REPORT 35 -#define MFIE_TYPE_SUPP_CHANNELS 36 -#define MFIE_TYPE_CSA 37 -#define MFIE_TYPE_MEASURE_REQUEST 38 -#define MFIE_TYPE_MEASURE_REPORT 39 -#define MFIE_TYPE_QUIET 40 -#define MFIE_TYPE_IBSS_DFS 41 -#define MFIE_TYPE_ERP_INFO 42 -#define MFIE_TYPE_RSN 48 -#define MFIE_TYPE_RATES_EX 50 -#define MFIE_TYPE_GENERIC 221 +enum ieee80211_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_INFO = 42, + MFIE_TYPE_RSN = 48, + MFIE_TYPE_RATES_EX = 50, + MFIE_TYPE_GENERIC = 221, +}; struct ieee80211_info_element_hdr { u8 id; -- cgit v1.2.3-70-g09d2 From 099c5bb169e9816a7761336f668b63010762807b Mon Sep 17 00:00:00 2001 From: Jiri Benc Date: Thu, 25 Aug 2005 20:15:10 -0400 Subject: ieee80211: use endian-aware types From: Michael Wu This patch: - fixes misc. whitespace/comments - replaces u16 with __le16/__be16 where appropriate Signed-off-by: Michael Wu Signed-off-by: Jiri Benc --- include/net/ieee80211.h | 46 ++++++++++++++++++++++------------------------ 1 file changed, 22 insertions(+), 24 deletions(-) (limited to 'include') diff --git a/include/net/ieee80211.h b/include/net/ieee80211.h index 52248f10108..8bc126938cd 100644 --- a/include/net/ieee80211.h +++ b/include/net/ieee80211.h @@ -47,22 +47,22 @@ #define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN) struct ieee80211_hdr { - u16 frame_ctl; - u16 duration_id; + __le16 frame_ctl; + __le16 duration_id; u8 addr1[ETH_ALEN]; u8 addr2[ETH_ALEN]; u8 addr3[ETH_ALEN]; - u16 seq_ctl; + __le16 seq_ctl; u8 addr4[ETH_ALEN]; } __attribute__ ((packed)); struct ieee80211_hdr_3addr { - u16 frame_ctl; - u16 duration_id; + __le16 frame_ctl; + __le16 duration_id; u8 addr1[ETH_ALEN]; u8 addr2[ETH_ALEN]; u8 addr3[ETH_ALEN]; - u16 seq_ctl; + __le16 seq_ctl; } __attribute__ ((packed)); enum eap_type { @@ -88,10 +88,10 @@ static inline const char *eap_get_type(int type) struct eapol { u8 snap[6]; - u16 ethertype; + __be16 ethertype; u8 version; u8 type; - u16 length; + __be16 length; } __attribute__ ((packed)); #define IEEE80211_1ADDR_LEN 10 @@ -235,9 +235,9 @@ const char *escape_essid(const char *essid, u8 essid_len); #include /* ARPHRD_ETHER */ #ifndef WIRELESS_SPY -#define WIRELESS_SPY // enable iwspy support +#define WIRELESS_SPY /* enable iwspy support */ #endif -#include // new driver API +#include /* new driver API */ #ifndef ETH_P_PAE #define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */ @@ -588,9 +588,9 @@ struct ieee80211_info_element { struct ieee80211_authentication { struct ieee80211_hdr_3addr header; - u16 algorithm; - u16 transaction; - u16 status; + __le16 algorithm; + __le16 transaction; + __le16 status; struct ieee80211_info_element info_element; } __attribute__ ((packed)); @@ -598,23 +598,23 @@ struct ieee80211_authentication { struct ieee80211_probe_response { struct ieee80211_hdr_3addr header; u32 time_stamp[2]; - u16 beacon_interval; - u16 capability; + __le16 beacon_interval; + __le16 capability; struct ieee80211_info_element info_element; } __attribute__ ((packed)); struct ieee80211_assoc_request_frame { - u16 capability; - u16 listen_interval; + __le16 capability; + __le16 listen_interval; u8 current_ap[ETH_ALEN]; struct ieee80211_info_element info_element; } __attribute__ ((packed)); struct ieee80211_assoc_response_frame { struct ieee80211_hdr_3addr header; - u16 capability; - u16 status; - u16 aid; + __le16 capability; + __le16 status; + __le16 aid; struct ieee80211_info_element info_element; /* supported rates */ } __attribute__ ((packed)); @@ -629,7 +629,7 @@ struct ieee80211_txb { }; -/* SWEEP TABLE ENTRIES NUMBER*/ +/* 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 @@ -857,8 +857,6 @@ extern struct net_device *alloc_ieee80211(int sizeof_priv); extern int ieee80211_set_encryption(struct ieee80211_device *ieee); /* ieee80211_tx.c */ - - extern int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev); extern void ieee80211_txb_free(struct ieee80211_txb *); @@ -871,7 +869,7 @@ extern void ieee80211_rx_mgt(struct ieee80211_device *ieee, struct ieee80211_hdr *header, struct ieee80211_rx_stats *stats); -/* iee80211_wx.c */ +/* ieee80211_wx.c */ extern int ieee80211_wx_get_scan(struct ieee80211_device *ieee, struct iw_request_info *info, union iwreq_data *wrqu, char *key); -- cgit v1.2.3-70-g09d2 From 5f55d0850e4ae0b4bfabc9a372af5b9f52be02da Mon Sep 17 00:00:00 2001 From: Jouni Malinen Date: Sun, 28 Aug 2005 10:51:32 -0700 Subject: [PATCH] ieee80211: Remove WIRELESS_EXT < 17 support No need to maintain support for WIRELESS_EXT < 17 since this kernel tree is already using WIRELESS_EXT 18. Signed-off-by: Jouni Malinen Signed-off-by: Jeff Garzik --- include/net/ieee80211.h | 9 --------- 1 file changed, 9 deletions(-) (limited to 'include') diff --git a/include/net/ieee80211.h b/include/net/ieee80211.h index 8bc126938cd..2f46458e81b 100644 --- a/include/net/ieee80211.h +++ b/include/net/ieee80211.h @@ -24,15 +24,6 @@ #include /* ARRAY_SIZE */ #include -#if WIRELESS_EXT < 17 -#define IW_QUAL_QUAL_INVALID 0x10 -#define IW_QUAL_LEVEL_INVALID 0x20 -#define IW_QUAL_NOISE_INVALID 0x40 -#define IW_QUAL_QUAL_UPDATED 0x1 -#define IW_QUAL_LEVEL_UPDATED 0x2 -#define IW_QUAL_NOISE_UPDATED 0x4 -#endif - #define IEEE80211_DATA_LEN 2304 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section 6.2.1.1.2. -- cgit v1.2.3-70-g09d2 From 51e828b6a123912f27afc512377ad3e2ab40d2eb Mon Sep 17 00:00:00 2001 From: Jouni Malinen Date: Sun, 28 Aug 2005 10:51:33 -0700 Subject: [PATCH] ieee80211: Remove EAPOL debug IEEE 802.11 code has no business touching payloads of EAPOL frames. There are some EAPOL structures defined for debugging and these were confusingly called EAP types which they are not. Let's just remove these before someone else starts using them in the kernel. Signed-off-by: Jouni Malinen Signed-off-by: Jeff Garzik --- include/net/ieee80211.h | 31 ------------------------------- net/ieee80211/ieee80211_rx.c | 16 ---------------- net/ieee80211/ieee80211_tx.c | 9 --------- 3 files changed, 56 deletions(-) (limited to 'include') diff --git a/include/net/ieee80211.h b/include/net/ieee80211.h index 2f46458e81b..679cbf1efdf 100644 --- a/include/net/ieee80211.h +++ b/include/net/ieee80211.h @@ -56,35 +56,6 @@ struct ieee80211_hdr_3addr { __le16 seq_ctl; } __attribute__ ((packed)); -enum eap_type { - EAP_PACKET = 0, - EAPOL_START, - EAPOL_LOGOFF, - EAPOL_KEY, - EAPOL_ENCAP_ASF_ALERT -}; - -static const char *eap_types[] = { - [EAP_PACKET] = "EAP-Packet", - [EAPOL_START] = "EAPOL-Start", - [EAPOL_LOGOFF] = "EAPOL-Logoff", - [EAPOL_KEY] = "EAPOL-Key", - [EAPOL_ENCAP_ASF_ALERT] = "EAPOL-Encap-ASF-Alert" -}; - -static inline const char *eap_get_type(int type) -{ - return (type >= ARRAY_SIZE(eap_types)) ? "Unknown" : eap_types[type]; -} - -struct eapol { - u8 snap[6]; - __be16 ethertype; - u8 version; - u8 type; - __be16 length; -} __attribute__ ((packed)); - #define IEEE80211_1ADDR_LEN 10 #define IEEE80211_2ADDR_LEN 16 #define IEEE80211_3ADDR_LEN 24 @@ -202,7 +173,6 @@ const char *escape_essid(const char *essid, u8 essid_len); #define IEEE80211_DL_STATE (1<<3) #define IEEE80211_DL_MGMT (1<<4) #define IEEE80211_DL_FRAG (1<<5) -#define IEEE80211_DL_EAP (1<<6) #define IEEE80211_DL_DROP (1<<7) #define IEEE80211_DL_TX (1<<8) @@ -217,7 +187,6 @@ const char *escape_essid(const char *essid, u8 essid_len); #define IEEE80211_DEBUG_STATE(f, a...) IEEE80211_DEBUG(IEEE80211_DL_STATE, f, ## a) #define IEEE80211_DEBUG_MGMT(f, a...) IEEE80211_DEBUG(IEEE80211_DL_MGMT, f, ## a) #define IEEE80211_DEBUG_FRAG(f, a...) IEEE80211_DEBUG(IEEE80211_DL_FRAG, f, ## a) -#define IEEE80211_DEBUG_EAP(f, a...) IEEE80211_DEBUG(IEEE80211_DL_EAP, f, ## a) #define IEEE80211_DEBUG_DROP(f, a...) IEEE80211_DEBUG(IEEE80211_DL_DROP, f, ## a) #define IEEE80211_DEBUG_TX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_TX, f, ## a) #define IEEE80211_DEBUG_RX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_RX, f, ## a) diff --git a/net/ieee80211/ieee80211_rx.c b/net/ieee80211/ieee80211_rx.c index 9505f3167ae..d582faa6447 100644 --- a/net/ieee80211/ieee80211_rx.c +++ b/net/ieee80211/ieee80211_rx.c @@ -628,14 +628,8 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, if (crypt && !(fc & IEEE80211_FCTL_PROTECTED) && !ieee->open_wep) { if (/*ieee->ieee802_1x &&*/ ieee80211_is_eapol_frame(ieee, skb)) { -#ifdef CONFIG_IEEE80211_DEBUG /* pass unencrypted EAPOL frames even if encryption is * configured */ - struct eapol *eap = (struct eapol *)(skb->data + - 24); - IEEE80211_DEBUG_EAP("RX: IEEE 802.1X EAPOL frame: %s\n", - eap_get_type(eap->type)); -#endif } else { IEEE80211_DEBUG_DROP( "encryption configured, but RX " @@ -645,16 +639,6 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, } } -#ifdef CONFIG_IEEE80211_DEBUG - if (crypt && !(fc & IEEE80211_FCTL_PROTECTED) && - ieee80211_is_eapol_frame(ieee, skb)) { - struct eapol *eap = (struct eapol *)(skb->data + - 24); - IEEE80211_DEBUG_EAP("RX: IEEE 802.1X EAPOL frame: %s\n", - eap_get_type(eap->type)); - } -#endif - if (crypt && !(fc & IEEE80211_FCTL_PROTECTED) && !ieee->open_wep && !ieee80211_is_eapol_frame(ieee, skb)) { IEEE80211_DEBUG_DROP( diff --git a/net/ieee80211/ieee80211_tx.c b/net/ieee80211/ieee80211_tx.c index 071d093f298..b7ea3e25e25 100644 --- a/net/ieee80211/ieee80211_tx.c +++ b/net/ieee80211/ieee80211_tx.c @@ -292,15 +292,6 @@ int ieee80211_xmit(struct sk_buff *skb, goto success; } -#ifdef CONFIG_IEEE80211_DEBUG - if (crypt && !encrypt && ether_type == ETH_P_PAE) { - struct eapol *eap = (struct eapol *)(skb->data + - sizeof(struct ethhdr) - SNAP_SIZE - sizeof(u16)); - IEEE80211_DEBUG_EAP("TX: IEEE 802.11 EAPOL frame: %s\n", - eap_get_type(eap->type)); - } -#endif - /* Save source and destination addresses */ memcpy(&dest, skb->data, ETH_ALEN); memcpy(&src, skb->data+ETH_ALEN, ETH_ALEN); -- cgit v1.2.3-70-g09d2 From 91cb70c1769d9b72dd1efe40c31f01005820b09e Mon Sep 17 00:00:00 2001 From: Jouni Malinen Date: Sun, 28 Aug 2005 10:51:34 -0700 Subject: [PATCH] ieee80211: Fix debug comments ipw->ieee80211 Debug variables and procfs dir should be "ieee80211", not "ipw". Signed-off-by: Jouni Malinen Signed-off-by: Jeff Garzik --- include/net/ieee80211.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'include') diff --git a/include/net/ieee80211.h b/include/net/ieee80211.h index 679cbf1efdf..dc36b1be674 100644 --- a/include/net/ieee80211.h +++ b/include/net/ieee80211.h @@ -158,11 +158,11 @@ const char *escape_essid(const char *essid, u8 essid_len); * * To add your debug level to the list of levels seen when you perform * - * % cat /proc/net/ipw/debug_level + * % cat /proc/net/ieee80211/debug_level * - * you simply need to add your entry to the ipw_debug_levels array. + * you simply need to add your entry to the ieee80211_debug_level array. * - * If you do not see debug_level in /proc/net/ipw then you do not have + * If you do not see debug_level in /proc/net/ieee80211 then you do not have * CONFIG_IEEE80211_DEBUG defined in your kernel configuration * */ -- cgit v1.2.3-70-g09d2