162306a36Sopenharmony_ci/* Exports from main to helper modules
262306a36Sopenharmony_ci *
362306a36Sopenharmony_ci * See copyright notice in main.c
462306a36Sopenharmony_ci */
562306a36Sopenharmony_ci#ifndef _ORINOCO_MAIN_H_
662306a36Sopenharmony_ci#define _ORINOCO_MAIN_H_
762306a36Sopenharmony_ci
862306a36Sopenharmony_ci#include <linux/ieee80211.h>
962306a36Sopenharmony_ci#include "orinoco.h"
1062306a36Sopenharmony_ci
1162306a36Sopenharmony_ci/********************************************************************/
1262306a36Sopenharmony_ci/* Compile time configuration and compatibility stuff               */
1362306a36Sopenharmony_ci/********************************************************************/
1462306a36Sopenharmony_ci
1562306a36Sopenharmony_ci/* We do this this way to avoid ifdefs in the actual code */
1662306a36Sopenharmony_ci#ifdef WIRELESS_SPY
1762306a36Sopenharmony_ci#define SPY_NUMBER(priv)	(priv->spy_data.spy_number)
1862306a36Sopenharmony_ci#else
1962306a36Sopenharmony_ci#define SPY_NUMBER(priv)	0
2062306a36Sopenharmony_ci#endif /* WIRELESS_SPY */
2162306a36Sopenharmony_ci
2262306a36Sopenharmony_ci/********************************************************************/
2362306a36Sopenharmony_ci
2462306a36Sopenharmony_ci/* Export module parameter */
2562306a36Sopenharmony_ciextern int force_monitor;
2662306a36Sopenharmony_ci
2762306a36Sopenharmony_ci/* Forward declarations */
2862306a36Sopenharmony_cistruct net_device;
2962306a36Sopenharmony_cistruct work_struct;
3062306a36Sopenharmony_ci
3162306a36Sopenharmony_civoid set_port_type(struct orinoco_private *priv);
3262306a36Sopenharmony_ciint orinoco_commit(struct orinoco_private *priv);
3362306a36Sopenharmony_civoid orinoco_reset(struct work_struct *work);
3462306a36Sopenharmony_ci
3562306a36Sopenharmony_ci/* Information element helpers - find a home for these... */
3662306a36Sopenharmony_ci#define WPA_OUI_TYPE	"\x00\x50\xF2\x01"
3762306a36Sopenharmony_ci#define WPA_SELECTOR_LEN 4
3862306a36Sopenharmony_cistatic inline u8 *orinoco_get_wpa_ie(u8 *data, size_t len)
3962306a36Sopenharmony_ci{
4062306a36Sopenharmony_ci	u8 *p = data;
4162306a36Sopenharmony_ci	while ((p + 2 + WPA_SELECTOR_LEN) < (data + len)) {
4262306a36Sopenharmony_ci		if ((p[0] == WLAN_EID_VENDOR_SPECIFIC) &&
4362306a36Sopenharmony_ci		    (memcmp(&p[2], WPA_OUI_TYPE, WPA_SELECTOR_LEN) == 0))
4462306a36Sopenharmony_ci			return p;
4562306a36Sopenharmony_ci		p += p[1] + 2;
4662306a36Sopenharmony_ci	}
4762306a36Sopenharmony_ci	return NULL;
4862306a36Sopenharmony_ci}
4962306a36Sopenharmony_ci
5062306a36Sopenharmony_ci#endif /* _ORINOCO_MAIN_H_ */
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