1
/******************************************************************************
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* Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved.
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
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* Modifications for inclusion into the Linux staging tree are
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* Copyright(c) 2010 Larry Finger. All rights reserved.
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* Contact information:
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* WLAN FAE <wlanfae@realtek.com>
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* Larry Finger <Larry.Finger@lwfinger.net>
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******************************************************************************/
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#include "osdep_service.h"
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#include "drv_types.h"
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#include <linux/compiler.h>
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#include <linux/wireless.h>
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#define MGMT_QUEUE_NUM 5
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#define IEEE_CMD_SET_WPA_PARAM 1
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#define IEEE_CMD_SET_WPA_IE 2
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#define IEEE_CMD_SET_ENCRYPTION 3
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#define IEEE_CMD_MLME 4
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#define IEEE_PARAM_WPA_ENABLED 1
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#define IEEE_PARAM_TKIP_COUNTERMEASURES 2
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#define IEEE_PARAM_DROP_UNENCRYPTED 3
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#define IEEE_PARAM_PRIVACY_INVOKED 4
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#define IEEE_PARAM_AUTH_ALGS 5
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#define IEEE_PARAM_IEEE_802_1X 6
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#define IEEE_PARAM_WPAX_SELECT 7
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#define AUTH_ALG_OPEN_SYSTEM 0x1
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#define AUTH_ALG_SHARED_KEY 0x2
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#define AUTH_ALG_LEAP 0x00000004
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#define IEEE_MLME_STA_DEAUTH 1
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#define IEEE_MLME_STA_DISASSOC 2
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#define IEEE_CRYPT_ERR_UNKNOWN_ALG 2
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#define IEEE_CRYPT_ERR_UNKNOWN_ADDR 3
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#define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED 4
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#define IEEE_CRYPT_ERR_KEY_SET_FAILED 5
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#define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED 6
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#define IEEE_CRYPT_ERR_CARD_CONF_FAILED 7
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#define IEEE_CRYPT_ALG_NAME_LEN 16
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#define WPA_CIPHER_NONE BIT(0)
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#define WPA_CIPHER_WEP40 BIT(1)
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#define WPA_CIPHER_WEP104 BIT(2)
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#define WPA_CIPHER_TKIP BIT(3)
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#define WPA_CIPHER_CCMP BIT(4)
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#define WPA_SELECTOR_LEN 4
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#define RSN_HEADER_LEN 4
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#define RSN_SELECTOR_LEN 4
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WIRELESS_11BG = (WIRELESS_11B | WIRELESS_11G),
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WIRELESS_11GN = (WIRELESS_11G | WIRELESS_11N),
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WIRELESS_11BGN = (WIRELESS_11B | WIRELESS_11G | WIRELESS_11N),
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u8 sta_addr[ETH_ALEN];
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u8 alg[IEEE_CRYPT_ALG_NAME_LEN];
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u8 seq[8]; /* sequence counter (set: RX, get: TX) */
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#define IEEE80211_DATA_LEN 2304
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/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
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The figure in section 7.1.2 suggests a body size of up to 2312
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bytes is allowed, which is a bit confusing, I suspect this
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represents the 2304 bytes of real data, plus a possible 8 bytes of
128
WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
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#define IEEE80211_HLEN 30
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#define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN)
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/* this is stolen from ipw2200 driver */
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#define IEEE_IBSS_MAC_HASH_SIZE 31
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struct ieee_ibss_seq {
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unsigned long packet_time;
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struct list_head list;
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struct ieee80211_hdr {
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struct ieee80211_hdr_3addr {
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struct ieee80211_hdr_qos {
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struct ieee80211_hdr_3addr_qos {
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EAPOL_ENCAP_ASF_ALERT
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#define IEEE80211_3ADDR_LEN 24
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#define IEEE80211_4ADDR_LEN 30
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#define IEEE80211_FCS_LEN 4
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#define MIN_FRAG_THRESHOLD 256U
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#define MAX_FRAG_THRESHOLD 2346U
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/* Frame control field constants */
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#define IEEE80211_FCTL_VERS 0x0002
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#define IEEE80211_FCTL_FTYPE 0x000c
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#define IEEE80211_FCTL_STYPE 0x00f0
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#define IEEE80211_FCTL_TODS 0x0100
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#define IEEE80211_FCTL_FROMDS 0x0200
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#define IEEE80211_FCTL_MOREFRAGS 0x0400
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#define IEEE80211_FCTL_RETRY 0x0800
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#define IEEE80211_FCTL_PM 0x1000
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#define IEEE80211_FCTL_MOREDATA 0x2000
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#define IEEE80211_FCTL_WEP 0x4000
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#define IEEE80211_FCTL_ORDER 0x8000
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#define IEEE80211_FTYPE_MGMT 0x0000
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#define IEEE80211_FTYPE_CTL 0x0004
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#define IEEE80211_FTYPE_DATA 0x0008
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#define IEEE80211_STYPE_ASSOC_REQ 0x0000
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#define IEEE80211_STYPE_ASSOC_RESP 0x0010
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#define IEEE80211_STYPE_REASSOC_REQ 0x0020
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#define IEEE80211_STYPE_REASSOC_RESP 0x0030
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#define IEEE80211_STYPE_PROBE_REQ 0x0040
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#define IEEE80211_STYPE_PROBE_RESP 0x0050
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#define IEEE80211_STYPE_BEACON 0x0080
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#define IEEE80211_STYPE_ATIM 0x0090
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#define IEEE80211_STYPE_DISASSOC 0x00A0
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#define IEEE80211_STYPE_AUTH 0x00B0
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#define IEEE80211_STYPE_DEAUTH 0x00C0
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#define IEEE80211_STYPE_PSPOLL 0x00A0
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#define IEEE80211_STYPE_RTS 0x00B0
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#define IEEE80211_STYPE_CTS 0x00C0
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#define IEEE80211_STYPE_ACK 0x00D0
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#define IEEE80211_STYPE_CFEND 0x00E0
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#define IEEE80211_STYPE_CFENDACK 0x00F0
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#define IEEE80211_STYPE_DATA 0x0000
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#define IEEE80211_STYPE_DATA_CFACK 0x0010
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#define IEEE80211_STYPE_DATA_CFPOLL 0x0020
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#define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
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#define IEEE80211_STYPE_NULLFUNC 0x0040
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#define IEEE80211_STYPE_CFACK 0x0050
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#define IEEE80211_STYPE_CFPOLL 0x0060
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#define IEEE80211_STYPE_CFACKPOLL 0x0070
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#define IEEE80211_QOS_DATAGRP 0x0080
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#define IEEE80211_QoS_DATAGRP IEEE80211_QOS_DATAGRP
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#define IEEE80211_SCTL_FRAG 0x000F
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#define IEEE80211_SCTL_SEQ 0xFFF0
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#define NON_EXPLICIT_ACK 2
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#define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
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#endif /* ETH_P_PAE */
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#define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
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#define ETH_P_ECONET 0x0018
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#ifndef ETH_P_80211_RAW
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#define ETH_P_80211_RAW (ETH_P_ECONET + 1)
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/* IEEE 802.11 defines */
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#define P80211_OUI_LEN 3
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struct ieee80211_snap_hdr {
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u8 dsap; /* always 0xAA */
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u8 ssap; /* always 0xAA */
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u8 ctrl; /* always 0x03 */
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u8 oui[P80211_OUI_LEN]; /* organizational universal id */
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#define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
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#define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE)
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#define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE)
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#define WLAN_QC_GET_TID(qc) ((qc) & 0x0f)
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#define WLAN_GET_SEQ_FRAG(seq) ((seq) & IEEE80211_SCTL_FRAG)
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#define WLAN_GET_SEQ_SEQ(seq) ((seq) & IEEE80211_SCTL_SEQ)
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/* Authentication algorithms */
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#define WLAN_AUTH_OPEN 0
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#define WLAN_AUTH_SHARED_KEY 1
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#define WLAN_AUTH_CHALLENGE_LEN 128
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#define WLAN_CAPABILITY_BSS (1<<0)
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#define WLAN_CAPABILITY_IBSS (1<<1)
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#define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
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#define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
311
#define WLAN_CAPABILITY_PRIVACY (1<<4)
312
#define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
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#define WLAN_CAPABILITY_PBCC (1<<6)
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#define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
315
#define WLAN_CAPABILITY_SHORT_SLOT (1<<10)
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#define WLAN_STATUS_SUCCESS 0
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#define WLAN_STATUS_UNSPECIFIED_FAILURE 1
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#define WLAN_STATUS_CAPS_UNSUPPORTED 10
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#define WLAN_STATUS_REASSOC_NO_ASSOC 11
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#define WLAN_STATUS_ASSOC_DENIED_UNSPEC 12
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#define WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG 13
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#define WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION 14
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#define WLAN_STATUS_CHALLENGE_FAIL 15
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#define WLAN_STATUS_AUTH_TIMEOUT 16
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#define WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA 17
328
#define WLAN_STATUS_ASSOC_DENIED_RATES 18
330
#define WLAN_STATUS_ASSOC_DENIED_NOSHORT 19
331
#define WLAN_STATUS_ASSOC_DENIED_NOPBCC 20
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#define WLAN_STATUS_ASSOC_DENIED_NOAGILITY 21
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#define WLAN_REASON_UNSPECIFIED 1
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#define WLAN_REASON_PREV_AUTH_NOT_VALID 2
337
#define WLAN_REASON_DEAUTH_LEAVING 3
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#define WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY 4
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#define WLAN_REASON_DISASSOC_AP_BUSY 5
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#define WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA 6
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#define WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA 7
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#define WLAN_REASON_DISASSOC_STA_HAS_LEFT 8
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#define WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH 9
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/* Information Element IDs */
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#define WLAN_EID_SSID 0
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#define WLAN_EID_SUPP_RATES 1
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#define WLAN_EID_FH_PARAMS 2
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#define WLAN_EID_DS_PARAMS 3
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#define WLAN_EID_CF_PARAMS 4
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#define WLAN_EID_TIM 5
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#define WLAN_EID_IBSS_PARAMS 6
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#define WLAN_EID_CHALLENGE 16
355
#define WLAN_EID_RSN 48
356
#define WLAN_EID_GENERIC 221
358
#define IEEE80211_MGMT_HDR_LEN 24
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#define IEEE80211_DATA_HDR3_LEN 24
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#define IEEE80211_DATA_HDR4_LEN 30
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#define IEEE80211_STATMASK_SIGNAL (1<<0)
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#define IEEE80211_STATMASK_RSSI (1<<1)
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#define IEEE80211_STATMASK_NOISE (1<<2)
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#define IEEE80211_STATMASK_RATE (1<<3)
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#define IEEE80211_STATMASK_WEMASK 0x7
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#define IEEE80211_CCK_MODULATION (1<<0)
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#define IEEE80211_OFDM_MODULATION (1<<1)
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#define IEEE80211_24GHZ_BAND (1<<0)
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#define IEEE80211_52GHZ_BAND (1<<1)
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#define IEEE80211_CCK_RATE_LEN 4
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#define IEEE80211_NUM_OFDM_RATESLEN 8
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#define IEEE80211_CCK_RATE_1MB 0x02
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#define IEEE80211_CCK_RATE_2MB 0x04
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#define IEEE80211_CCK_RATE_5MB 0x0B
383
#define IEEE80211_CCK_RATE_11MB 0x16
384
#define IEEE80211_OFDM_RATE_LEN 8
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#define IEEE80211_OFDM_RATE_6MB 0x0C
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#define IEEE80211_OFDM_RATE_9MB 0x12
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#define IEEE80211_OFDM_RATE_12MB 0x18
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#define IEEE80211_OFDM_RATE_18MB 0x24
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#define IEEE80211_OFDM_RATE_24MB 0x30
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#define IEEE80211_OFDM_RATE_36MB 0x48
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#define IEEE80211_OFDM_RATE_48MB 0x60
392
#define IEEE80211_OFDM_RATE_54MB 0x6C
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#define IEEE80211_BASIC_RATE_MASK 0x80
395
#define IEEE80211_CCK_RATE_1MB_MASK (1<<0)
396
#define IEEE80211_CCK_RATE_2MB_MASK (1<<1)
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#define IEEE80211_CCK_RATE_5MB_MASK (1<<2)
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#define IEEE80211_CCK_RATE_11MB_MASK (1<<3)
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#define IEEE80211_OFDM_RATE_6MB_MASK (1<<4)
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#define IEEE80211_OFDM_RATE_9MB_MASK (1<<5)
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#define IEEE80211_OFDM_RATE_12MB_MASK (1<<6)
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#define IEEE80211_OFDM_RATE_18MB_MASK (1<<7)
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#define IEEE80211_OFDM_RATE_24MB_MASK (1<<8)
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#define IEEE80211_OFDM_RATE_36MB_MASK (1<<9)
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#define IEEE80211_OFDM_RATE_48MB_MASK (1<<10)
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#define IEEE80211_OFDM_RATE_54MB_MASK (1<<11)
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#define IEEE80211_CCK_RATES_MASK 0x0000000F
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#define IEEE80211_CCK_BASIC_RATES_MASK (IEEE80211_CCK_RATE_1MB_MASK | \
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IEEE80211_CCK_RATE_2MB_MASK)
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#define IEEE80211_CCK_DEFAULT_RATES_MASK (IEEE80211_CCK_BASIC_RATES_MASK | \
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IEEE80211_CCK_RATE_5MB_MASK | \
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IEEE80211_CCK_RATE_11MB_MASK)
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#define IEEE80211_OFDM_RATES_MASK 0x00000FF0
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#define IEEE80211_OFDM_BASIC_RATES_MASK (IEEE80211_OFDM_RATE_6MB_MASK | \
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IEEE80211_OFDM_RATE_12MB_MASK | \
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IEEE80211_OFDM_RATE_24MB_MASK)
419
#define IEEE80211_OFDM_DEFAULT_RATES_MASK (IEEE80211_OFDM_BASIC_RATES_MASK | \
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IEEE80211_OFDM_RATE_9MB_MASK | \
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IEEE80211_OFDM_RATE_18MB_MASK | \
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IEEE80211_OFDM_RATE_36MB_MASK | \
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IEEE80211_OFDM_RATE_48MB_MASK | \
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IEEE80211_OFDM_RATE_54MB_MASK)
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#define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
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IEEE80211_CCK_DEFAULT_RATES_MASK)
428
#define IEEE80211_NUM_OFDM_RATES 8
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#define IEEE80211_NUM_CCK_RATES 4
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#define IEEE80211_OFDM_SHIFT_MASK_A 4
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/* NOTE: This data is for statistical purposes; not all hardware provides this
436
* information for frames received. Not setting these will not cause
437
* any adverse affects. */
438
struct ieee80211_rx_stats {
443
u16 rate; /* in 100 kbps */
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/* IEEE 802.11 requires that STA supports concurrent reception of at least
450
* three fragmented frames. This define can be increased to support more
451
* concurrent frames, but it should be noted that each entry can consume about
452
* 2 kB of RAM and increasing cache size will slow down frame reassembly. */
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#define IEEE80211_FRAG_CACHE_LEN 4
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struct ieee80211_frag_entry {
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uint qos; /*jackson*/
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uint tid; /*jackson*/
462
u8 src_addr[ETH_ALEN];
463
u8 dst_addr[ETH_ALEN];
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struct ieee80211_stats {
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uint tx_unicast_frames;
468
uint tx_multicast_frames;
470
uint tx_unicast_octets;
471
uint tx_multicast_octets;
472
uint tx_deferred_transmissions;
473
uint tx_single_retry_frames;
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uint tx_multiple_retry_frames;
475
uint tx_retry_limit_exceeded;
477
uint rx_unicast_frames;
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uint rx_multicast_frames;
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uint rx_unicast_octets;
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uint rx_multicast_octets;
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uint rx_discards_no_buffer;
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uint tx_discards_wrong_sa;
485
uint rx_discards_undecryptable;
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uint rx_message_in_msg_fragments;
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uint rx_message_in_bad_msg_fragments;
490
struct ieee80211_softmac_stats {
510
#define SEC_KEY_1 (1<<0)
511
#define SEC_KEY_2 (1<<1)
512
#define SEC_KEY_3 (1<<2)
513
#define SEC_KEY_4 (1<<3)
514
#define SEC_ACTIVE_KEY (1<<4)
515
#define SEC_AUTH_MODE (1<<5)
516
#define SEC_UNICAST_GROUP (1<<6)
517
#define SEC_LEVEL (1<<7)
518
#define SEC_ENABLED (1<<8)
520
#define SEC_LEVEL_0 0 /* None */
521
#define SEC_LEVEL_1 1 /* WEP 40 and 104 bit */
522
#define SEC_LEVEL_2 2 /* Level 1 + TKIP */
523
#define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
524
#define SEC_LEVEL_3 4 /* Level 2 + CCMP */
527
#define WEP_KEY_LEN 13
529
struct ieee80211_security {
534
unicast_uses_group:1;
535
u8 key_sizes[WEP_KEYS];
536
u8 keys[WEP_KEYS][WEP_KEY_LEN];
543
802.11 data frame from AP
545
,-------------------------------------------------------------------.
546
Bytes | 2 | 2 | 6 | 6 | 6 | 2 | 0..2312 | 4 |
547
|------|------|---------|---------|---------|------|---------|------|
548
Desc. | ctrl | dura | DA/RA | TA | SA | Sequ | frame | fcs |
549
| | tion | (BSSID) | | | ence | data | |
550
`-------------------------------------------------------------------'
556
struct ieee80211_header_data {
565
#define BEACON_PROBE_SSID_ID_POSITION 12
567
/* Management Frame Information Element Types */
568
#define MFIE_TYPE_SSID 0
569
#define MFIE_TYPE_RATES 1
570
#define MFIE_TYPE_FH_SET 2
571
#define MFIE_TYPE_DS_SET 3
572
#define MFIE_TYPE_CF_SET 4
573
#define MFIE_TYPE_TIM 5
574
#define MFIE_TYPE_IBSS_SET 6
575
#define MFIE_TYPE_CHALLENGE 16
576
#define MFIE_TYPE_ERP 42
577
#define MFIE_TYPE_RSN 48
578
#define MFIE_TYPE_RATES_EX 50
579
#define MFIE_TYPE_GENERIC 221
581
struct ieee80211_info_element_hdr {
586
struct ieee80211_info_element {
593
* These are the data types that can make up management packets
599
u8 current_ap[ETH_ALEN];
602
u16 association_id:14, reserved:2;
609
#define IEEE80211_DEFAULT_TX_ESSID "Penguin"
610
#define IEEE80211_DEFAULT_BASIC_RATE 10
612
struct ieee80211_authentication {
613
struct ieee80211_header_data header;
619
struct ieee80211_probe_response {
620
struct ieee80211_header_data header;
624
struct ieee80211_info_element info_element;
627
struct ieee80211_probe_request {
628
struct ieee80211_header_data header;
631
struct ieee80211_assoc_request_frame {
632
struct ieee80211_hdr_3addr header;
635
struct ieee80211_info_element_hdr info_element;
638
struct ieee80211_assoc_response_frame {
639
struct ieee80211_hdr_3addr header;
645
struct ieee80211_txb {
651
struct sk_buff *fragments[0];
654
/* SWEEP TABLE ENTRIES NUMBER*/
655
#define MAX_SWEEP_TAB_ENTRIES 42
656
#define MAX_SWEEP_TAB_ENTRIES_PER_PACKET 7
657
/* MAX_RATES_LENGTH needs to be 12. The spec says 8, and many APs
658
* only use 8, and then use extended rates for the remaining supported
659
* rates. Other APs, however, stick all of their supported rates on the
660
* main rates information element... */
661
#define MAX_RATES_LENGTH ((u8)12)
662
#define MAX_RATES_EX_LENGTH ((u8)16)
663
#define MAX_NETWORK_COUNT 128
664
#define MAX_CHANNEL_NUMBER 161
665
#define IEEE80211_SOFTMAC_SCAN_TIME 400
667
#define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
669
#define CRC_LENGTH 4U
671
#define MAX_WPA_IE_LEN 128
673
#define NETWORK_EMPTY_ESSID (1<<0)
674
#define NETWORK_HAS_OFDM (1<<1)
675
#define NETWORK_HAS_CCK (1<<2)
677
#define IEEE80211_DTIM_MBCAST 4
678
#define IEEE80211_DTIM_UCAST 2
679
#define IEEE80211_DTIM_VALID 1
680
#define IEEE80211_DTIM_INVALID 0
682
#define IEEE80211_PS_DISABLED 0
683
#define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST
684
#define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST
685
#define IW_ESSID_MAX_SIZE 32
688
* -1: authentication fail
689
* -2: association fail
693
enum ieee80211_state {
694
/* the card is not linked at all */
695
IEEE80211_NOLINK = 0,
696
/* IEEE80211_ASSOCIATING* are for BSS client mode
697
* the driver shall not perform RX filtering unless
698
* the state is LINKED.
699
* The driver shall just check for the state LINKED and
700
* defaults to NOLINK for ALL the other states (including
703
/* the association procedure will start (wq scheduling)*/
704
IEEE80211_ASSOCIATING,
705
IEEE80211_ASSOCIATING_RETRY,
706
/* the association procedure is sending AUTH request*/
707
IEEE80211_ASSOCIATING_AUTHENTICATING,
708
/* the association procedure has successfully authentcated
709
* and is sending association request
711
IEEE80211_ASSOCIATING_AUTHENTICATED,
712
/* the link is ok. the card associated to a BSS or linked
713
* to a ibss cell or acting as an AP and creating the bss
716
/* same as LINKED, but the driver shall apply RX filter
717
* rules as we are in NO_LINK mode. As the card is still
718
* logically linked, but it is doing a syncro site survey
719
* then it will be back to LINKED state.
721
IEEE80211_LINKED_SCANNING,
724
#define DEFAULT_MAX_SCAN_AGE (15 * HZ)
725
#define DEFAULT_FTS 2346
727
#define CFG_IEEE80211_RESERVE_FCS (1<<0)
728
#define CFG_IEEE80211_COMPUTE_FCS (1<<1)
732
#define IEEE_A (1<<0)
733
#define IEEE_B (1<<1)
734
#define IEEE_G (1<<2)
735
#define IEEE_MODE_MASK (IEEE_A|IEEE_B|IEEE_G)
737
extern inline int ieee80211_is_empty_essid(const char *essid, int essid_len)
739
/* Single white space is for Linksys APs */
740
if (essid_len == 1 && essid[0] == ' ')
742
/* Otherwise, if the entire essid is 0, we assume it is hidden */
745
if (essid[essid_len] != '\0')
751
extern inline int ieee80211_get_hdrlen(u16 fc)
755
switch (WLAN_FC_GET_TYPE(fc)) {
756
case IEEE80211_FTYPE_DATA:
757
if (fc & IEEE80211_QOS_DATAGRP)
759
if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS))
760
hdrlen += 6; /* Addr4 */
762
case IEEE80211_FTYPE_CTL:
763
switch (WLAN_FC_GET_STYPE(fc)) {
764
case IEEE80211_STYPE_CTS:
765
case IEEE80211_STYPE_ACK:
777
struct registry_priv;
779
u8 *r8712_set_ie(u8 *pbuf, sint index, uint len, u8 *source, uint *frlen);
780
u8 *r8712_get_ie(u8*pbuf, sint index, sint *len, sint limit);
781
unsigned char *r8712_get_wpa_ie(unsigned char *pie, int *rsn_ie_len, int limit);
782
unsigned char *r8712_get_wpa2_ie(unsigned char *pie, int *rsn_ie_len,
784
int r8712_parse_wpa_ie(u8 *wpa_ie, int wpa_ie_len, int *group_cipher,
785
int *pairwise_cipher);
786
int r8712_parse_wpa2_ie(u8 *wpa_ie, int wpa_ie_len, int *group_cipher,
787
int *pairwise_cipher);
788
int r8712_get_sec_ie(u8 *in_ie, uint in_len, u8 *rsn_ie, u16 *rsn_len,
789
u8 *wpa_ie, u16 *wpa_len);
790
int r8712_get_wps_ie(u8 *in_ie, uint in_len, u8 *wps_ie, uint *wps_ielen);
791
int r8712_generate_ie(struct registry_priv *pregistrypriv);
792
uint r8712_is_cckrates_included(u8 *rate);
793
uint r8712_is_cckratesonly_included(u8 *rate);
795
#endif /* IEEE80211_H */