#ifndef __NET_CFG80211_H

#define __NET_CFG80211_H

#include <linux/netlink.h>

#include <linux/skbuff.h>

#include <linux/nl80211.h>

#include <net/genetlink.h>

/*

 * 802.11 configuration in-kernel interface

 *

 * Copyright 2006, 2007	Johannes Berg <johannes@sipsolutions.net>

 */

/**

 * struct vif_params - describes virtual interface parameters

 * @mesh_id: mesh ID to use

 * @mesh_id_len: length of the mesh ID

 */

struct vif_params {

       u8 *mesh_id;

       int mesh_id_len;

};

/* Radiotap header iteration

 *   implemented in net/wireless/radiotap.c

 *   docs in Documentation/networking/radiotap-headers.txt

 */

/**

 * struct ieee80211_radiotap_iterator - tracks walk thru present radiotap args

 * @rtheader: pointer to the radiotap header we are walking through

 * @max_length: length of radiotap header in cpu byte ordering

 * @this_arg_index: IEEE80211_RADIOTAP_... index of current arg

 * @this_arg: pointer to current radiotap arg

 * @arg_index: internal next argument index

 * @arg: internal next argument pointer

 * @next_bitmap: internal pointer to next present u32

 * @bitmap_shifter: internal shifter for curr u32 bitmap, b0 set == arg present

 */

struct ieee80211_radiotap_iterator {

	struct ieee80211_radiotap_header *rtheader;

	int max_length;

	int this_arg_index;

	u8 *this_arg;

	int arg_index;

	u8 *arg;

	__le32 *next_bitmap;

	u32 bitmap_shifter;

};

extern int ieee80211_radiotap_iterator_init(

   struct ieee80211_radiotap_iterator *iterator,

   struct ieee80211_radiotap_header *radiotap_header,

   int max_length);

extern int ieee80211_radiotap_iterator_next(

   struct ieee80211_radiotap_iterator *iterator);

 /**

 * struct key_params - key information

 *

 * Information about a key

 *

 * @key: key material

 * @key_len: length of key material

 * @cipher: cipher suite selector

 * @seq: sequence counter (IV/PN) for TKIP and CCMP keys, only used

 *	with the get_key() callback, must be in little endian,

 *	length given by @seq_len.

 */

struct key_params {

	u8 *key;

	u8 *seq;

	int key_len;

	int seq_len;

	u32 cipher;

};

/**

 * struct beacon_parameters - beacon parameters

 *

 * Used to configure the beacon for an interface.

 *

 * @head: head portion of beacon (before TIM IE)

 *     or %NULL if not changed

 * @tail: tail portion of beacon (after TIM IE)

 *     or %NULL if not changed

 * @interval: beacon interval or zero if not changed

 * @dtim_period: DTIM period or zero if not changed

 * @head_len: length of @head

 * @tail_len: length of @tail

 */

struct beacon_parameters {

	u8 *head, *tail;

	int interval, dtim_period;

	int head_len, tail_len;

};

/**

 * enum station_flags - station flags

 *

 * Station capability flags. Note that these must be the bits

 * according to the nl80211 flags.

 *

 * @STATION_FLAG_CHANGED: station flags were changed

 * @STATION_FLAG_AUTHORIZED: station is authorized to send frames (802.1X)

 * @STATION_FLAG_SHORT_PREAMBLE: station is capable of receiving frames

 *	with short preambles

 * @STATION_FLAG_WME: station is WME/QoS capable

 */

enum station_flags {

	STATION_FLAG_CHANGED		= 1<<0,

	STATION_FLAG_AUTHORIZED		= 1<<NL80211_STA_FLAG_AUTHORIZED,

	STATION_FLAG_SHORT_PREAMBLE	= 1<<NL80211_STA_FLAG_SHORT_PREAMBLE,

	STATION_FLAG_WME		= 1<<NL80211_STA_FLAG_WME,

};

/**

 * enum plink_action - actions to perform in mesh peers

 *

 * @PLINK_ACTION_INVALID: action 0 is reserved

 * @PLINK_ACTION_OPEN: start mesh peer link establishment

 * @PLINK_ACTION_BLOCL: block traffic from this mesh peer

 */

enum plink_actions {

	PLINK_ACTION_INVALID,

	PLINK_ACTION_OPEN,

	PLINK_ACTION_BLOCK,

};

/**

 * struct station_parameters - station parameters

 *

 * Used to change and create a new station.

 *

 * @vlan: vlan interface station should belong to

 * @supported_rates: supported rates in IEEE 802.11 format

 *	(or NULL for no change)

 * @supported_rates_len: number of supported rates

 * @station_flags: station flags (see &enum station_flags)

 * @listen_interval: listen interval or -1 for no change

 * @aid: AID or zero for no change

 */

struct station_parameters {

	u8 *supported_rates;

	struct net_device *vlan;

	u32 station_flags;

	int listen_interval;

	u16 aid;

	u8 supported_rates_len;

	u8 plink_action;

	struct ieee80211_ht_cap *ht_capa;

};

/**

 * enum station_info_flags - station information flags

 *

 * Used by the driver to indicate which info in &struct station_info

 * it has filled in during get_station() or dump_station().

 *

 * @STATION_INFO_INACTIVE_TIME: @inactive_time filled

 * @STATION_INFO_RX_BYTES: @rx_bytes filled

 * @STATION_INFO_TX_BYTES: @tx_bytes filled

 * @STATION_INFO_LLID: @llid filled

 * @STATION_INFO_PLID: @plid filled

 * @STATION_INFO_PLINK_STATE: @plink_state filled

 */

enum station_info_flags {

	STATION_INFO_INACTIVE_TIME	= 1<<0,

	STATION_INFO_RX_BYTES		= 1<<1,

	STATION_INFO_TX_BYTES		= 1<<2,

	STATION_INFO_LLID		= 1<<3,

	STATION_INFO_PLID		= 1<<4,

	STATION_INFO_PLINK_STATE	= 1<<5,

};

/**

 * struct station_info - station information

 *

 * Station information filled by driver for get_station() and dump_station.

 *

 * @filled: bitflag of flags from &enum station_info_flags

 * @inactive_time: time since last station activity (tx/rx) in milliseconds

 * @rx_bytes: bytes received from this station

 * @tx_bytes: bytes transmitted to this station

 * @llid: mesh local link id

 * @plid: mesh peer link id

 * @plink_state: mesh peer link state

 */

struct station_info {

	u32 filled;

	u32 inactive_time;

	u32 rx_bytes;

	u32 tx_bytes;

	u16 llid;

	u16 plid;

	u8 plink_state;

};

/**

 * enum monitor_flags - monitor flags

 *

 * Monitor interface configuration flags. Note that these must be the bits

 * according to the nl80211 flags.

 *

 * @MONITOR_FLAG_FCSFAIL: pass frames with bad FCS

 * @MONITOR_FLAG_PLCPFAIL: pass frames with bad PLCP

 * @MONITOR_FLAG_CONTROL: pass control frames

 * @MONITOR_FLAG_OTHER_BSS: disable BSSID filtering

 * @MONITOR_FLAG_COOK_FRAMES: report frames after processing

 */

enum monitor_flags {

	MONITOR_FLAG_FCSFAIL		= 1<<NL80211_MNTR_FLAG_FCSFAIL,

	MONITOR_FLAG_PLCPFAIL		= 1<<NL80211_MNTR_FLAG_PLCPFAIL,

	MONITOR_FLAG_CONTROL		= 1<<NL80211_MNTR_FLAG_CONTROL,

	MONITOR_FLAG_OTHER_BSS		= 1<<NL80211_MNTR_FLAG_OTHER_BSS,

	MONITOR_FLAG_COOK_FRAMES	= 1<<NL80211_MNTR_FLAG_COOK_FRAMES,

};

/**

 * enum mpath_info_flags -  mesh path information flags

 *

 * Used by the driver to indicate which info in &struct mpath_info it has filled

 * in during get_station() or dump_station().

 *

 * MPATH_INFO_FRAME_QLEN: @frame_qlen filled

 * MPATH_INFO_DSN: @dsn filled

 * MPATH_INFO_METRIC: @metric filled

 * MPATH_INFO_EXPTIME: @exptime filled

 * MPATH_INFO_DISCOVERY_TIMEOUT: @discovery_timeout filled

 * MPATH_INFO_DISCOVERY_RETRIES: @discovery_retries filled

 * MPATH_INFO_FLAGS: @flags filled

 */

enum mpath_info_flags {

	MPATH_INFO_FRAME_QLEN		= BIT(0),

	MPATH_INFO_DSN			= BIT(1),

	MPATH_INFO_METRIC		= BIT(2),

	MPATH_INFO_EXPTIME		= BIT(3),

	MPATH_INFO_DISCOVERY_TIMEOUT	= BIT(4),

	MPATH_INFO_DISCOVERY_RETRIES	= BIT(5),

	MPATH_INFO_FLAGS		= BIT(6),

};

/**

 * struct mpath_info - mesh path information

 *

 * Mesh path information filled by driver for get_mpath() and dump_mpath().

 *

 * @filled: bitfield of flags from &enum mpath_info_flags

 * @frame_qlen: number of queued frames for this destination

 * @dsn: destination sequence number

 * @metric: metric (cost) of this mesh path

 * @exptime: expiration time for the mesh path from now, in msecs

 * @flags: mesh path flags

 * @discovery_timeout: total mesh path discovery timeout, in msecs

 * @discovery_retries: mesh path discovery retries

 */

struct mpath_info {

	u32 filled;

	u32 frame_qlen;

	u32 dsn;

	u32 metric;

	u32 exptime;

	u32 discovery_timeout;

	u8 discovery_retries;

	u8 flags;

};

/**

 * struct bss_parameters - BSS parameters

 *

 * Used to change BSS parameters (mainly for AP mode).

 *

 * @use_cts_prot: Whether to use CTS protection

 *	(0 = no, 1 = yes, -1 = do not change)

 * @use_short_preamble: Whether the use of short preambles is allowed

 *	(0 = no, 1 = yes, -1 = do not change)

 * @use_short_slot_time: Whether the use of short slot time is allowed

 *	(0 = no, 1 = yes, -1 = do not change)

 */

struct bss_parameters {

	int use_cts_prot;

	int use_short_preamble;

	int use_short_slot_time;

};

/**

 * enum reg_set_by - Indicates who is trying to set the regulatory domain

 * @REGDOM_SET_BY_INIT: regulatory domain was set by initialization. We will be

 * 	using a static world regulatory domain by default.

 * @REGDOM_SET_BY_CORE: Core queried CRDA for a dynamic world regulatory domain.

 * @REGDOM_SET_BY_USER: User asked the wireless core to set the

 * 	regulatory domain.

 * @REGDOM_SET_BY_DRIVER: a wireless drivers has hinted to the wireless core

 *	it thinks its knows the regulatory domain we should be in.

 * @REGDOM_SET_BY_COUNTRY_IE: the wireless core has received an 802.11 country

 *	information element with regulatory information it thinks we

 *	should consider.

 */

enum reg_set_by {

	REGDOM_SET_BY_INIT,

	REGDOM_SET_BY_CORE,

	REGDOM_SET_BY_USER,

	REGDOM_SET_BY_DRIVER,

	REGDOM_SET_BY_COUNTRY_IE,

};

struct ieee80211_freq_range {

	u32 start_freq_khz;

	u32 end_freq_khz;

	u32 max_bandwidth_khz;

};

struct ieee80211_power_rule {

	u32 max_antenna_gain;

	u32 max_eirp;

};

struct ieee80211_reg_rule {

	struct ieee80211_freq_range freq_range;

	struct ieee80211_power_rule power_rule;

	u32 flags;

};

struct ieee80211_regdomain {

	u32 n_reg_rules;

	char alpha2[2];

	struct ieee80211_reg_rule reg_rules[];

};

#define REG_RULE(start, end, bw, gain, eirp, reg_flags) { \

	.flags = reg_flags, \

	}

/* from net/wireless.h */

struct wiphy;

/**

 * struct cfg80211_ops - backend description for wireless configuration

 *

 * This struct is registered by fullmac card drivers and/or wireless stacks

 * in order to handle configuration requests on their interfaces.

 *

 * All callbacks except where otherwise noted should return 0

 * on success or a negative error code.

 *

 * All operations are currently invoked under rtnl for consistency with the

 * wireless extensions but this is subject to reevaluation as soon as this

 * code is used more widely and we have a first user without wext.

 *

 * @add_virtual_intf: create a new virtual interface with the given name,

 *	must set the struct wireless_dev's iftype.

 *

 * @del_virtual_intf: remove the virtual interface determined by ifindex.

 *

 * @change_virtual_intf: change type/configuration of virtual interface,

 *	keep the struct wireless_dev's iftype updated.

 *

 * @add_key: add a key with the given parameters. @mac_addr will be %NULL

 *	when adding a group key.

 *

 * @get_key: get information about the key with the given parameters.

 *	@mac_addr will be %NULL when requesting information for a group

 *	key. All pointers given to the @callback function need not be valid

 *	after it returns.

 *

 * @del_key: remove a key given the @mac_addr (%NULL for a group key)

 *	and @key_index

 *

 * @set_default_key: set the default key on an interface

 *

 * @add_beacon: Add a beacon with given parameters, @head, @interval

 *	and @dtim_period will be valid, @tail is optional.

 * @set_beacon: Change the beacon parameters for an access point mode

 *	interface. This should reject the call when no beacon has been

 *	configured.

 * @del_beacon: Remove beacon configuration and stop sending the beacon.

 *

 * @add_station: Add a new station.

 *

 * @del_station: Remove a station; @mac may be NULL to remove all stations.

 *

 * @change_station: Modify a given station.

 *

 * @set_mesh_cfg: set mesh parameters (by now, just mesh id)

 *

 * @change_bss: Modify parameters for a given BSS.

 */

struct cfg80211_ops {

	int	(*add_virtual_intf)(struct wiphy *wiphy, char *name,

				    enum nl80211_iftype type, u32 *flags,

				    struct vif_params *params);

	int	(*del_virtual_intf)(struct wiphy *wiphy, int ifindex);

	int	(*change_virtual_intf)(struct wiphy *wiphy, int ifindex,

				       enum nl80211_iftype type, u32 *flags,

				       struct vif_params *params);

	int	(*add_key)(struct wiphy *wiphy, struct net_device *netdev,

			   u8 key_index, u8 *mac_addr,

			   struct key_params *params);

	int	(*get_key)(struct wiphy *wiphy, struct net_device *netdev,

			   u8 key_index, u8 *mac_addr, void *cookie,

			   void (*callback)(void *cookie, struct key_params*));

	int	(*del_key)(struct wiphy *wiphy, struct net_device *netdev,

			   u8 key_index, u8 *mac_addr);

	int	(*set_default_key)(struct wiphy *wiphy,

				   struct net_device *netdev,

				   u8 key_index);