blob: 493ac2bed1d396d621276f73ff5d1c2e0245c965 [file] [log] [blame]
* Linux Wireless Extensions event scan
* Copyright 1999-2016, Broadcom Corporation
* All rights reserved,
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* This software is provided by the copyright holder "as is" and any express or
* implied warranties, including, but not limited to, the implied warranties of
* merchantability and fitness for a particular purpose are disclaimed. In no event
* shall copyright holder be liable for any direct, indirect, incidental, special,
* exemplary, or consequential damages (including, but not limited to, procurement
* of substitute goods or services; loss of use, data, or profits; or business
* interruption) however caused and on any theory of liability, whether in
* contract, strict liability, or tort (including negligence or otherwise) arising
* in any way out of the use of this software, even if advised of the possibility
* of such damage
* <<Broadcom-WL-IPTag/Open:>>
* $Id: wl_escan.h 591286 2015-10-07 11:59:26Z $
#ifndef _wl_escan_
#define _wl_escan_
#include <linux/wireless.h>
#include <wl_iw.h>
#include <dngl_stats.h>
#include <dhd.h>
#include <linux/time.h>
#ifdef DHD_MAX_IFS
#define WL_MAX_IFS 16
#define ESCAN_BUF_SIZE (64 * 1024)
#define WL_ESCAN_TIMER_INTERVAL_MS 10000 /* Scan timeout */
/* event queue for cfg80211 main event */
struct escan_event_q {
struct list_head eq_list;
u32 etype;
wl_event_msg_t emsg;
s8 edata[1];
/* donlge escan state */
enum escan_state {
struct wl_escan_info;
typedef s32(*ESCAN_EVENT_HANDLER) (struct wl_escan_info *escan,
const wl_event_msg_t *e, void *data);
typedef struct wl_escan_info {
struct net_device *dev;
dhd_pub_t *pub;
struct timer_list scan_timeout; /* Timer for catch scan event timeout */
int escan_state;
int ioctl_ver;
char ioctlbuf[WLC_IOCTL_SMLEN];
u8 escan_buf[ESCAN_BUF_SIZE];
struct wl_scan_results *bss_list;
struct wl_scan_results *scan_results;
struct ether_addr disconnected_bssid;
u8 *escan_ioctl_buf;
spinlock_t eq_lock; /* for event queue synchronization */
struct list_head eq_list; /* used for event queue */
tsk_ctl_t event_tsk; /* task of main event handler thread */
struct mutex usr_sync; /* maily for up/down synchronization */
} wl_escan_info_t;
void wl_escan_event(struct net_device *ndev, const wl_event_msg_t * e, void *data);
int wl_escan_set_scan(
struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu,
char *extra
int wl_escan_get_scan(struct net_device *dev, struct iw_request_info *info,
struct iw_point *dwrq, char *extra);
int wl_escan_attach(struct net_device *dev, void * dhdp);
void wl_escan_detach(void);
#endif /* _wl_escan_ */