p80211wext.c

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/* p80211wext.c -*- linux-c -*-
 *     _     _   ___   _   _  _____  _   _   ___   __   _
 *    | | _ | | / _ \ | | | || ____|| |_| | / _ \ |  \ | |
 *    | || || || /_\ || | | || ___| | ___ || /_\ ||   \| |
 *    | || || || ___ | \ | / | |___ | | | || ___ || |\   |
 * www.\_/ \_/ |_| |_|  \_/  |_____||_| |_||_| |_||_| \__|.de 
 *
 * Wireless Tools 10+ compatibility for linux-wlan-ng based on code 
 * of wlancfg and orinoco_cs
 *
 * author:  Reyk Floeter <[e-mail]>
 * home:    https://www.wavehan.de/projekte/prism2/
 * date:    10/04/2001
 * version: 0.0.4
 *
 * This application is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This application is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU General Public
 * License along with this library; if not, write to the Free
 * Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
 * 02111 USA. 
 */

/*================================================================*/
/* System Includes */

#define __NO_VERSION__		/* prevent the static definition */
#define WAVEHAN 23

#include <linux/config.h>
#include <linux/version.h>
#include <wlan/wlan_compat.h>

#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/types.h>
#include <linux/skbuff.h>
#include <linux/slab.h>
#include <linux/netdevice.h>
#include <linux/rtnetlink.h>
#include <linux/etherdevice.h>
#include <asm/bitops.h>
#include <asm/uaccess.h>
#include <asm/byteorder.h>

/*================================================================*/
/* Project Includes */

#include <wlan/version.h>
#include <wlan/p80211types.h>
#include <wlan/p80211hdr.h>
#include <wlan/p80211conv.h>
#include <wlan/p80211mgmt.h>
#include <wlan/p80211msg.h>
#include <wlan/p80211netdev.h>
#include <wlan/p80211ioctl.h>
#include <wlan/p80211req.h>

/* compatibility to wireless extensions */
#if defined(__LINUX_WLAN__) && defined (__KERNEL__)
#if WIRELESS_EXT > 10

/** function declarations =============== */

/* called by /proc/net/wireless */
iw_stats* p80211wext_get_wireless_stats (struct net_device *dev) 
{
	wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
	iw_stats* wstats;
	
	DBFENTER;
	
	/* Check */
	if (wlandev == (wlandevice_t*) NULL) 
		return (iw_stats*) NULL;
	
	/* forward the request to a hardware- dependent function.  
	 * FIX: should it be possible to do abstract MIB- requests (ie. for
	 * getting the link quality) on the p80211- level?! 
	 * ANSWER: [MSM] Yes, it should.  It just isn't done yet.
	 */   
	wstats = (*(wlandev->get_wireless_stats))(dev);
	
	DBFEXIT;
	
	return &wlandev->wstats;
}

/* check for a wireless extension- compatible ioctl. 
 */
int p80211wext_check_ioctl(int cmd)
{
	int err = 0;

	DBFENTER;

	if(cmd >= SIOCIWFIRST && cmd <= SIOCIWLAST) {
		err = 1;  /* return true, if we do have a wireless
			     extension- compatible ioctl */
	}
	DBFEXIT;

	return (err);
}

/* wireless extensions' ioctls */ 
int p80211wext_support_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
{
	wlandevice_t *wlandev = (wlandevice_t*)dev->priv;
	struct iwreq *iwr = (struct iwreq*)ifr;
	int err = 0;
	
	DBFENTER;

	if ( wlandev->msdstate != WLAN_MSD_RUNNING ) {
		return -ENODEV;
	}

	/*
	 * MSM: These should be doable up here too....
	 */
	err = (*(wlandev->support_ioctl))(dev, iwr, cmd); 

	DBFEXIT;

	return (err);
}

#endif
#endif /* compatibility to wireless extensions */