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/**
* Interface for the wlan network scan routines
*
* Driver interface functions and type declarations for the scan module
* implemented in scan.c.
*/
#ifndef _LBS_SCAN_H
#define _LBS_SCAN_H
#include <net/ieee80211.h>
#include "hostcmd.h"
/**
* @brief Maximum number of channels that can be sent in a setuserscan ioctl
*/
#define LBS_IOCTL_USER_SCAN_CHAN_MAX 50
//! Infrastructure BSS scan type in cmd_ds_802_11_scan
#define LBS_SCAN_BSS_TYPE_BSS 1
//! Adhoc BSS scan type in cmd_ds_802_11_scan
#define LBS_SCAN_BSS_TYPE_IBSS 2
//! Adhoc or Infrastructure BSS scan type in cmd_ds_802_11_scan, no filter
#define LBS_SCAN_BSS_TYPE_ANY 3
/**
* @brief Structure used to store information for each beacon/probe response
*/
struct bss_descriptor {
u8 bssid[ETH_ALEN];
u8 ssid[IW_ESSID_MAX_SIZE + 1];
u8 ssid_len;
u16 capability;
/* receive signal strength in dBm */
long rssi;
u32 channel;
u16 beaconperiod;
u32 atimwindow;
/* IW_MODE_AUTO, IW_MODE_ADHOC, IW_MODE_INFRA */
u8 mode;
/* zero-terminated array of supported data rates */
u8 rates[MAX_RATES + 1];
unsigned long last_scanned;
union ieeetypes_phyparamset phyparamset;
union IEEEtypes_ssparamset ssparamset;
struct ieeetypes_countryinfofullset countryinfo;
u8 wpa_ie[MAX_WPA_IE_LEN];
size_t wpa_ie_len;
u8 rsn_ie[MAX_WPA_IE_LEN];
size_t rsn_ie_len;
u8 mesh;
struct list_head list;
};
int lbs_ssid_cmp(u8 *ssid1, u8 ssid1_len, u8 *ssid2, u8 ssid2_len);
struct bss_descriptor *lbs_find_ssid_in_list(struct lbs_private *priv,
u8 *ssid, u8 ssid_len, u8 *bssid, u8 mode,
int channel);
struct bss_descriptor *lbs_find_bssid_in_list(struct lbs_private *priv,
u8 *bssid, u8 mode);
int lbs_find_best_network_ssid(struct lbs_private *priv, u8 *out_ssid,
u8 *out_ssid_len, u8 preferred_mode, u8 *out_mode);
int lbs_send_specific_ssid_scan(struct lbs_private *priv, u8 *ssid,
u8 ssid_len);
int lbs_get_scan(struct net_device *dev, struct iw_request_info *info,
struct iw_point *dwrq, char *extra);
int lbs_set_scan(struct net_device *dev, struct iw_request_info *info,
union iwreq_data *wrqu, char *extra);
void lbs_scan_worker(struct work_struct *work);
#endif