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/******************************************************************************
*
* Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
*
*
******************************************************************************/
#ifndef __IEEE80211_EXT_H
#define __IEEE80211_EXT_H
#include <osdep_service.h>
#include <drv_types.h>
#define WMM_OUI_TYPE 2
#define WMM_OUI_SUBTYPE_INFORMATION_ELEMENT 0
#define WMM_OUI_SUBTYPE_PARAMETER_ELEMENT 1
#define WMM_OUI_SUBTYPE_TSPEC_ELEMENT 2
#define WMM_VERSION 1
#define WPA_PROTO_WPA BIT(0)
#define WPA_PROTO_RSN BIT(1)
#define WPA_KEY_MGMT_IEEE8021X BIT(0)
#define WPA_KEY_MGMT_PSK BIT(1)
#define WPA_KEY_MGMT_NONE BIT(2)
#define WPA_KEY_MGMT_IEEE8021X_NO_WPA BIT(3)
#define WPA_KEY_MGMT_WPA_NONE BIT(4)
#define WPA_CAPABILITY_PREAUTH BIT(0)
#define WPA_CAPABILITY_MGMT_FRAME_PROTECTION BIT(6)
#define WPA_CAPABILITY_PEERKEY_ENABLED BIT(9)
#define PMKID_LEN 16
struct wpa_ie_hdr {
u8 elem_id;
u8 len;
u8 oui[4]; /* 24-bit OUI followed by 8-bit OUI type */
u8 version[2]; /* little endian */
} __packed;
struct rsn_ie_hdr {
u8 elem_id; /* WLAN_EID_RSN */
u8 len;
u8 version[2]; /* little endian */
} __packed;
struct wme_ac_parameter {
#if defined(__LITTLE_ENDIAN)
/* byte 1 */
u8 aifsn:4,
acm:1,
aci:2,
reserved:1;
/* byte 2 */
u8 eCWmin:4,
eCWmax:4;
#elif defined(__BIG_ENDIAN)
/* byte 1 */
u8 reserved:1,
aci:2,
acm:1,
aifsn:4;
/* byte 2 */
u8 eCWmax:4,
eCWmin:4;
#else
#error "Please fix <endian.h>"
#endif
/* bytes 3 & 4 */
u16 txopLimit;
} __packed;
struct wme_parameter_element {
/* required fields for WME version 1 */
u8 oui[3];
u8 oui_type;
u8 oui_subtype;
u8 version;
u8 acInfo;
u8 reserved;
struct wme_ac_parameter ac[4];
} __packed;
#define WPA_PUT_LE16(a, val) \
do { \
(a)[1] = ((u16)(val)) >> 8; \
(a)[0] = ((u16)(val)) & 0xff; \
} while (0)
#define WPA_PUT_BE32(a, val) \
do { \
(a)[0] = (u8)((((u32) (val)) >> 24) & 0xff); \
(a)[1] = (u8)((((u32) (val)) >> 16) & 0xff); \
(a)[2] = (u8)((((u32) (val)) >> 8) & 0xff); \
(a)[3] = (u8)(((u32) (val)) & 0xff); \
} while (0)
#define WPA_PUT_LE32(a, val) \
do { \
(a)[3] = (u8)((((u32) (val)) >> 24) & 0xff); \
(a)[2] = (u8)((((u32) (val)) >> 16) & 0xff); \
(a)[1] = (u8)((((u32) (val)) >> 8) & 0xff); \
(a)[0] = (u8)(((u32) (val)) & 0xff); \
} while (0)
#define RSN_SELECTOR_PUT(a, val) WPA_PUT_BE32((u8 *)(a), (val))
/* Action category code */
enum ieee80211_category {
WLAN_CATEGORY_SPECTRUM_MGMT = 0,
WLAN_CATEGORY_QOS = 1,
WLAN_CATEGORY_DLS = 2,
WLAN_CATEGORY_BACK = 3,
WLAN_CATEGORY_HT = 7,
WLAN_CATEGORY_WMM = 17,
};
/* SPECTRUM_MGMT action code */
enum ieee80211_spectrum_mgmt_actioncode {
WLAN_ACTION_SPCT_MSR_REQ = 0,
WLAN_ACTION_SPCT_MSR_RPRT = 1,
WLAN_ACTION_SPCT_TPC_REQ = 2,
WLAN_ACTION_SPCT_TPC_RPRT = 3,
WLAN_ACTION_SPCT_CHL_SWITCH = 4,
WLAN_ACTION_SPCT_EXT_CHL_SWITCH = 5,
};
/* BACK action code */
enum ieee80211_back_actioncode {
WLAN_ACTION_ADDBA_REQ = 0,
WLAN_ACTION_ADDBA_RESP = 1,
WLAN_ACTION_DELBA = 2,
};
/* HT features action code */
enum ieee80211_ht_actioncode {
WLAN_ACTION_NOTIFY_CH_WIDTH = 0,
WLAN_ACTION_SM_PS = 1,
WLAN_ACTION_PSPM = 2,
WLAN_ACTION_PCO_PHASE = 3,
WLAN_ACTION_MIMO_CSI_MX = 4,
WLAN_ACTION_MIMO_NONCP_BF = 5,
WLAN_ACTION_MIMP_CP_BF = 6,
WLAN_ACTION_ASEL_INDICATES_FB = 7,
WLAN_ACTION_HI_INFO_EXCHG = 8,
};
/* BACK (block-ack) parties */
enum ieee80211_back_parties {
WLAN_BACK_RECIPIENT = 0,
WLAN_BACK_INITIATOR = 1,
WLAN_BACK_TIMER = 2,
};
struct ieee80211_mgmt {
u16 frame_control;
u16 duration;
u8 da[6];
u8 sa[6];
u8 bssid[6];
u16 seq_ctrl;
union {
struct {
u16 auth_alg;
u16 auth_transaction;
u16 status_code;
/* possibly followed by Challenge text */
u8 variable[0];
} __packed auth;
struct {
u16 reason_code;
} __packed deauth;
struct {
u16 capab_info;
u16 listen_interval;
/* followed by SSID and Supported rates */
u8 variable[0];
} __packed assoc_req;
struct {
u16 capab_info;
u16 status_code;
u16 aid;
/* followed by Supported rates */
u8 variable[0];
} __packed assoc_resp, reassoc_resp;
struct {
u16 capab_info;
u16 listen_interval;
u8 current_ap[6];
/* followed by SSID and Supported rates */
u8 variable[0];
} __packed reassoc_req;
struct {
u16 reason_code;
} __packed disassoc;
struct {
__le64 timestamp;
u16 beacon_int;
u16 capab_info;
/* followed by some of SSID, Supported rates,
* FH Params, DS Params, CF Params, IBSS Params, TIM */
u8 variable[0];
} __packed beacon;
struct {
/* only variable items: SSID, Supported rates */
u8 variable[0];
} __packed probe_req;
struct {
__le64 timestamp;
u16 beacon_int;
u16 capab_info;
/* followed by some of SSID, Supported rates,
* FH Params, DS Params, CF Params, IBSS Params */
u8 variable[0];
} __packed probe_resp;
struct {
u8 category;
union {
struct {
u8 action_code;
u8 dialog_token;
u8 status_code;
u8 variable[0];
} __packed wme_action;
struct {
u8 action_code;
u8 dialog_token;
u16 capab;
u16 timeout;
u16 start_seq_num;
} __packed addba_req;
struct {
u8 action_code;
u8 dialog_token;
u16 status;
u16 capab;
u16 timeout;
} __packed addba_resp;
struct {
u8 action_code;
u16 params;
u16 reason_code;
} __packed delba;
structi {
u8 action_code;
/* capab_info for open and confirm,
* reason for close
*/
u16 aux;
/* Followed in plink_confirm by status
* code, AID and supported rates,
* and directly by supported rates in
* plink_open and plink_close
*/
u8 variable[0];
} __packed plink_action;
struct{
u8 action_code;
u8 variable[0];
} __packed mesh_action;
} __packed u;
} __packed action;
} __packed u;
} __packed;
/* mgmt header + 1 byte category code */
#define IEEE80211_MIN_ACTION_SIZE \
FIELD_OFFSET(struct ieee80211_mgmt, u.action.u)
#endif
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