/*
 * Linux Wireless Extensions support
 *
 * Copyright (C) 1999-2010, Broadcom Corporation
 * 
 *      Unless you and Broadcom execute a separate written software license
 * agreement governing use of this software, this software is licensed to you
 * under the terms of the GNU General Public License version 2 (the "GPL"),
 * available at http://www.broadcom.com/licenses/GPLv2.php, with the
 * following added to such license:
 * 
 *      As a special exception, the copyright holders of this software give you
 * permission to link this software with independent modules, and to copy and
 * distribute the resulting executable under terms of your choice, provided that
 * you also meet, for each linked independent module, the terms and conditions of
 * the license of that module.  An independent module is a module which is not
 * derived from this software.  The special exception does not apply to any
 * modifications of the software.
 * 
 *      Notwithstanding the above, under no circumstances may you combine this
 * software in any way with any other Broadcom software provided under a license
 * other than the GPL, without Broadcom's express prior written consent.
 *
 * $Id: wl_iw.h,v 1.5.34.1.6.36.4.15 2010/11/17 03:13:51 Exp $
 */


#ifndef _wl_iw_h_
#define _wl_iw_h_

#include <linux/wireless.h>

#include <typedefs.h>
#include <proto/ethernet.h>
#include <wlioctl.h>

#define WL_SCAN_PARAMS_SSID_MAX 	10
#define GET_SSID			"SSID="
#define GET_CHANNEL			"CH="
#define GET_NPROBE 			"NPROBE="
#define GET_ACTIVE_ASSOC_DWELL  	"ACTIVE="
#define GET_PASSIVE_ASSOC_DWELL  	"PASSIVE="
#define GET_HOME_DWELL  		"HOME="
#define GET_SCAN_TYPE			"TYPE="

#define BAND_GET_CMD				"GETBAND"
#define BAND_SET_CMD				"SETBAND"
#define DTIM_SKIP_GET_CMD			"DTIMSKIPGET"
#define DTIM_SKIP_SET_CMD			"DTIMSKIPSET"
#define SETSUSPEND_CMD				"SETSUSPENDOPT"
#define PNOSSIDCLR_SET_CMD			"PNOSSIDCLR"
#define PNOSETUP_SET_CMD			"PNOSETUP "
#define PNOENABLE_SET_CMD			"PNOFORCE"
#define PNODEBUG_SET_CMD			"PNODEBUG"
#define SETDFSCHANNELS_CMD			"SETDFSCHANNELS"

#define MAC2STR(a) (a)[0], (a)[1], (a)[2], (a)[3], (a)[4], (a)[5]
#define MACSTR "%02x:%02x:%02x:%02x:%02x:%02x"


typedef struct wl_iw_extra_params {
	int 	target_channel;
} wl_iw_extra_params_t;

#define	WL_IW_RSSI_MINVAL	-200
#define	WL_IW_RSSI_NO_SIGNAL	-91
#define	WL_IW_RSSI_VERY_LOW	-80
#define	WL_IW_RSSI_LOW		-70
#define	WL_IW_RSSI_GOOD		-68
#define	WL_IW_RSSI_VERY_GOOD	-58
#define	WL_IW_RSSI_EXCELLENT	-57
#define	WL_IW_RSSI_INVALID	 0
#define MAX_WX_STRING		80
#define isprint(c)		bcm_isprint(c)
#define WL_IW_SET_ACTIVE_SCAN	(SIOCIWFIRSTPRIV+1)
#define WL_IW_GET_RSSI		(SIOCIWFIRSTPRIV+3)
#define WL_IW_SET_PASSIVE_SCAN	(SIOCIWFIRSTPRIV+5)
#define WL_IW_GET_LINK_SPEED	(SIOCIWFIRSTPRIV+7)
#define WL_IW_GET_CURR_MACADDR	(SIOCIWFIRSTPRIV+9)
#define WL_IW_SET_STOP		(SIOCIWFIRSTPRIV+11)
#define WL_IW_SET_START		(SIOCIWFIRSTPRIV+13)


#define WL_SET_AP_CFG           (SIOCIWFIRSTPRIV+15)
#define WL_AP_STA_LIST          (SIOCIWFIRSTPRIV+17)
#define WL_AP_MAC_FLTR	        (SIOCIWFIRSTPRIV+19)
#define WL_AP_BSS_START         (SIOCIWFIRSTPRIV+21)
#define AP_LPB_CMD              (SIOCIWFIRSTPRIV+23)
#define WL_AP_STOP              (SIOCIWFIRSTPRIV+25)
#define WL_FW_RELOAD            (SIOCIWFIRSTPRIV+27)
#define WL_AP_STA_DISASSOC		(SIOCIWFIRSTPRIV+29)
#define WL_COMBO_SCAN           (SIOCIWFIRSTPRIV+31)

#define G_SCAN_RESULTS		(8*1024)
#define WE_ADD_EVENT_FIX	0x80
#define G_WLAN_SET_ON		0
#define G_WLAN_SET_OFF		1

#define CHECK_EXTRA_FOR_NULL(extra) \
if (!extra) { \
	WL_ERROR(("%s: error : extra is null pointer\n", __FUNCTION__)); \
	return -EINVAL; \
}

typedef struct wl_iw {
	char nickname[IW_ESSID_MAX_SIZE];

	struct iw_statistics wstats;

	int spy_num;
	uint32 pwsec;
	uint32 gwsec;
	bool privacy_invoked;

	struct ether_addr spy_addr[IW_MAX_SPY];
	struct iw_quality spy_qual[IW_MAX_SPY];
	void  *wlinfo;
	dhd_pub_t * pub;
} wl_iw_t;

#define WLC_IW_SS_CACHE_MAXLEN				2048
#define WLC_IW_SS_CACHE_CTRL_FIELD_MAXLEN	32
#define WLC_IW_BSS_INFO_MAXLEN 				\
	(WLC_IW_SS_CACHE_MAXLEN - WLC_IW_SS_CACHE_CTRL_FIELD_MAXLEN)

typedef struct wl_iw_ss_cache {
	struct wl_iw_ss_cache *next;
	int dirty;
	uint32 buflen;
	uint32 version;
	uint32 count;
	wl_bss_info_t bss_info[1];
} wl_iw_ss_cache_t;

typedef struct wl_iw_ss_cache_ctrl {
	wl_iw_ss_cache_t *m_cache_head;	
	int m_link_down;		
	int m_timer_expired;		
	char m_active_bssid[ETHER_ADDR_LEN];	
	uint m_prev_scan_mode;	
	uint m_cons_br_scan_cnt;	
	struct timer_list *m_timer;	
} wl_iw_ss_cache_ctrl_t;

typedef enum broadcast_first_scan {
	BROADCAST_SCAN_FIRST_IDLE = 0,
	BROADCAST_SCAN_FIRST_STARTED,
	BROADCAST_SCAN_FIRST_RESULT_READY,
	BROADCAST_SCAN_FIRST_RESULT_CONSUMED
} broadcast_first_scan_t;
#ifdef SOFTAP
#define SSID_LEN	33
#define SEC_LEN		16
#define KEY_LEN		65
#define PROFILE_OFFSET	32
struct ap_profile {
	uint8	ssid[SSID_LEN];
	uint8	sec[SEC_LEN];
	uint8	key[KEY_LEN];
	uint32	channel;
	uint32	preamble;
	uint32	max_scb;
	uint32  closednet;
	char country_code[WLC_CNTRY_BUF_SZ];
};


#define MACLIST_MODE_DISABLED	0
#define MACLIST_MODE_DENY		1
#define MACLIST_MODE_ALLOW		2
struct mflist {
	uint count;
	struct ether_addr ea[16];
};

struct mac_list_set {
	uint32	mode;
	struct mflist mac_list;
};
#endif

#if WIRELESS_EXT > 12
#include <net/iw_handler.h>
extern const struct iw_handler_def wl_iw_handler_def;
#endif

extern int wl_iw_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
extern void wl_iw_event(struct net_device *dev, wl_event_msg_t *e, void* data);
extern int wl_iw_get_wireless_stats(struct net_device *dev, struct iw_statistics *wstats);
int wl_iw_attach(struct net_device *dev, void * dhdp);
void wl_iw_detach(void);
int wl_control_wl_start(struct net_device *dev);

extern int net_os_wake_lock(struct net_device *dev);
extern int net_os_wake_unlock(struct net_device *dev);
extern int net_os_wake_lock_timeout(struct net_device *dev);
extern int net_os_wake_lock_timeout_enable(struct net_device *dev);
extern int net_os_set_suspend_disable(struct net_device *dev, int val);
extern int net_os_set_suspend(struct net_device *dev, int val);
extern int net_os_set_dtim_skip(struct net_device *dev, int val);
extern int net_os_set_packet_filter(struct net_device *dev, int val);
extern void dhd_bus_country_set(struct net_device *dev, char *country_code);
extern char *dhd_bus_country_get(struct net_device *dev);
extern int dhd_get_dtim_skip(dhd_pub_t *dhd);

#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)
#define IWE_STREAM_ADD_EVENT(info, stream, ends, iwe, extra) \
	iwe_stream_add_event(info, stream, ends, iwe, extra)
#define IWE_STREAM_ADD_VALUE(info, event, value, ends, iwe, event_len) \
	iwe_stream_add_value(info, event, value, ends, iwe, event_len)
#define IWE_STREAM_ADD_POINT(info, stream, ends, iwe, extra) \
	iwe_stream_add_point(info, stream, ends, iwe, extra)
#else
#define IWE_STREAM_ADD_EVENT(info, stream, ends, iwe, extra) \
	iwe_stream_add_event(stream, ends, iwe, extra)
#define IWE_STREAM_ADD_VALUE(info, event, value, ends, iwe, event_len) \
	iwe_stream_add_value(event, value, ends, iwe, event_len)
#define IWE_STREAM_ADD_POINT(info, stream, ends, iwe, extra) \
	iwe_stream_add_point(stream, ends, iwe, extra)
#endif

extern int dhd_pno_enable(dhd_pub_t *dhd, int pfn_enabled);
extern int dhd_pno_clean(dhd_pub_t *dhd);
extern int dhd_pno_set(dhd_pub_t *dhd, wlc_ssid_t* ssids_local, int nssid, ushort  scan_fr);
extern int dhd_pno_get_status(dhd_pub_t *dhd);
extern int dhd_dev_pno_reset(struct net_device *dev);
extern int dhd_dev_pno_set(struct net_device *dev, wlc_ssid_t* ssids_local, \
				 int nssid, ushort  scan_fr);
extern int dhd_dev_pno_enable(struct net_device *dev,  int pfn_enabled);
extern int dhd_dev_get_pno_status(struct net_device *dev);

#define PNO_TLV_PREFIX			'S'
#define PNO_TLV_VERSION			'1'
#define PNO_TLV_SUBVERSION 		'2'
#define PNO_TLV_RESERVED		'0'
#define PNO_TLV_TYPE_SSID_IE		'S'
#define PNO_TLV_TYPE_TIME		'T'
#define  PNO_EVENT_UP			"PNO_EVENT"
#define PNO_SCAN_MAX_FW			508

typedef struct cmd_tlv {
	char prefix;
	char version;
	char subver;
	char reserved;
} cmd_tlv_t;

#if defined(CSCAN)

typedef struct cscan_tlv {
	char prefix;
	char version;
	char subver;
	char reserved;
} cscan_tlv_t;

#define CSCAN_COMMAND				"CSCAN "
#define CSCAN_TLV_PREFIX 			'S'
#define CSCAN_TLV_VERSION			1
#define CSCAN_TLV_SUBVERSION			0
#define CSCAN_TLV_TYPE_SSID_IE			'S'
#define CSCAN_TLV_TYPE_CHANNEL_IE		'C'
#define CSCAN_TLV_TYPE_NPROBE_IE		'N'
#define CSCAN_TLV_TYPE_ACTIVE_IE		'A'
#define CSCAN_TLV_TYPE_PASSIVE_IE		'P'
#define CSCAN_TLV_TYPE_HOME_IE			'H'
#define CSCAN_TLV_TYPE_STYPE_IE			'T'

extern int wl_iw_parse_channel_list_tlv(char** list_str, uint16* channel_list, \
					int channel_num, int *bytes_left);

extern int wl_iw_parse_data_tlv(char** list_str, void  *dst, int dst_size, \
					const char token, int input_size, int *bytes_left);

extern int wl_iw_parse_ssid_list_tlv(char** list_str, wlc_ssid_t* ssid, \
					int max, int *bytes_left);

extern int wl_iw_parse_ssid_list(char** list_str, wlc_ssid_t* ssid, int idx, int max);

extern int wl_iw_parse_channel_list(char** list_str, uint16* channel_list, int channel_num);

#endif 

#endif