rndis_wlan: use cfg80211_wext_handler

Now that cfg80211 functions are added and wext converted to use wext-compat
functions, remove wext structures and disabled code.
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/rndis_wlan.c

@@ -2175,426 +2175,6 @@ static int rndis_dump_station(struct wiphy *wiphy, struct net_device *dev,
 	return 0;
 }
 
-/*
- * wireless extension handlers
- */
-
-#if 0
-/* Commented code out instead of removing to have more sane patch for review.
- * Will be removed later in the set.
- */
-static int rndis_iw_set_essid(struct net_device *dev,
-    struct iw_request_info *info, union iwreq_data *wrqu, char *essid)
-{
-	struct ndis_80211_ssid ssid;
-	int length = wrqu->essid.length;
-	struct usbnet *usbdev = netdev_priv(dev);
-
-	devdbg(usbdev, "SIOCSIWESSID: [flags:%d,len:%d] '%.32s'",
-		wrqu->essid.flags, wrqu->essid.length, essid);
-
-	if (length > NDIS_802_11_LENGTH_SSID)
-		length = NDIS_802_11_LENGTH_SSID;
-
-	ssid.length = cpu_to_le32(length);
-	if (length > 0)
-		memcpy(ssid.essid, essid, length);
-	else
-		memset(ssid.essid, 0, NDIS_802_11_LENGTH_SSID);
-
-	set_assoc_params(usbdev);
-
-	if (!wrqu->essid.flags || length == 0)
-		return disassociate(usbdev, 1);
-	else {
-		/* Pause and purge rx queue, so we don't pass packets before
-		 * 'media connect'-indication.
-		 */
-		usbnet_pause_rx(usbdev);
-		usbnet_purge_paused_rxq(usbdev);
-
-		return set_essid(usbdev, &ssid);
-	}
-}
-
-
-static int rndis_iw_get_essid(struct net_device *dev,
-    struct iw_request_info *info, union iwreq_data *wrqu, char *essid)
-{
-	struct ndis_80211_ssid ssid;
-	struct usbnet *usbdev = netdev_priv(dev);
-	int ret;
-
-	ret = get_essid(usbdev, &ssid);
-
-	if (ret == 0 && le32_to_cpu(ssid.length) > 0) {
-		wrqu->essid.flags = 1;
-		wrqu->essid.length = le32_to_cpu(ssid.length);
-		memcpy(essid, ssid.essid, wrqu->essid.length);
-		essid[wrqu->essid.length] = 0;
-	} else {
-		memset(essid, 0, sizeof(NDIS_802_11_LENGTH_SSID));
-		wrqu->essid.flags = 0;
-		wrqu->essid.length = 0;
-	}
-	devdbg(usbdev, "SIOCGIWESSID: %s", essid);
-	return ret;
-}
-
-
-static int rndis_iw_get_bssid(struct net_device *dev,
-    struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
-{
-	struct usbnet *usbdev = netdev_priv(dev);
-	unsigned char bssid[ETH_ALEN];
-	int ret;
-
-	ret = get_bssid(usbdev, bssid);
-
-	if (ret == 0)
-		devdbg(usbdev, "SIOCGIWAP: %pM", bssid);
-	else
-		devdbg(usbdev, "SIOCGIWAP: <not associated>");
-
-	wrqu->ap_addr.sa_family = ARPHRD_ETHER;
-	memcpy(wrqu->ap_addr.sa_data, bssid, ETH_ALEN);
-
-	return ret;
-}
-
-
-static int rndis_iw_set_bssid(struct net_device *dev,
-    struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
-{
-	struct usbnet *usbdev = netdev_priv(dev);
-	u8 *bssid = (u8 *)wrqu->ap_addr.sa_data;
-	int ret;
-
-	devdbg(usbdev, "SIOCSIWAP: %pM", bssid);
-
-	ret = rndis_set_oid(usbdev, OID_802_11_BSSID, bssid, ETH_ALEN);
-
-	/* user apps may set ap's mac address, which is not required;
-	 * they may fail to work if this function fails, so return
-	 * success */
-	if (ret)
-		devwarn(usbdev, "setting AP mac address failed (%08X)", ret);
-
-	return 0;
-}
-
-
-static int rndis_iw_set_auth(struct net_device *dev,
-    struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
-{
-	struct iw_param *p = &wrqu->param;
-	struct usbnet *usbdev = netdev_priv(dev);
-	struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
-	int ret = -ENOTSUPP;
-
-	switch (p->flags & IW_AUTH_INDEX) {
-	case IW_AUTH_WPA_VERSION:
-		devdbg(usbdev, "SIOCSIWAUTH: WPA_VERSION, %08x", p->value);
-		priv->wpa_version = p->value;
-		ret = 0;
-		break;
-
-	case IW_AUTH_CIPHER_PAIRWISE:
-		devdbg(usbdev, "SIOCSIWAUTH: CIPHER_PAIRWISE, %08x", p->value);
-		priv->wpa_cipher_pair = p->value;
-		ret = 0;
-		break;
-
-	case IW_AUTH_CIPHER_GROUP:
-		devdbg(usbdev, "SIOCSIWAUTH: CIPHER_GROUP, %08x", p->value);
-		priv->wpa_cipher_group = p->value;
-		ret = 0;
-		break;
-
-	case IW_AUTH_KEY_MGMT:
-		devdbg(usbdev, "SIOCSIWAUTH: KEY_MGMT, %08x", p->value);
-		priv->wpa_keymgmt = p->value;
-		ret = 0;
-		break;
-
-	case IW_AUTH_TKIP_COUNTERMEASURES:
-		devdbg(usbdev, "SIOCSIWAUTH: TKIP_COUNTERMEASURES, %08x",
-								p->value);
-		ret = 0;
-		break;
-
-	case IW_AUTH_DROP_UNENCRYPTED:
-		devdbg(usbdev, "SIOCSIWAUTH: DROP_UNENCRYPTED, %08x", p->value);
-		ret = 0;
-		break;
-
-	case IW_AUTH_80211_AUTH_ALG:
-		devdbg(usbdev, "SIOCSIWAUTH: 80211_AUTH_ALG, %08x", p->value);
-		priv->wpa_authalg = p->value;
-		ret = 0;
-		break;
-
-	case IW_AUTH_WPA_ENABLED:
-		devdbg(usbdev, "SIOCSIWAUTH: WPA_ENABLED, %08x", p->value);
-		if (wrqu->param.value)
-			deauthenticate(usbdev);
-		ret = 0;
-		break;
-
-	case IW_AUTH_RX_UNENCRYPTED_EAPOL:
-		devdbg(usbdev, "SIOCSIWAUTH: RX_UNENCRYPTED_EAPOL, %08x",
-								p->value);
-		ret = 0;
-		break;
-
-	case IW_AUTH_ROAMING_CONTROL:
-		devdbg(usbdev, "SIOCSIWAUTH: ROAMING_CONTROL, %08x", p->value);
-		ret = 0;
-		break;
-
-	case IW_AUTH_PRIVACY_INVOKED:
-		devdbg(usbdev, "SIOCSIWAUTH: invalid cmd %d",
-				wrqu->param.flags & IW_AUTH_INDEX);
-		return -EOPNOTSUPP;
-
-	default:
-		devdbg(usbdev, "SIOCSIWAUTH: UNKNOWN  %08x, %08x",
-			p->flags & IW_AUTH_INDEX, p->value);
-	}
-	return ret;
-}
-
-
-static int rndis_iw_get_auth(struct net_device *dev,
-    struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
-{
-	struct iw_param *p = &wrqu->param;
-	struct usbnet *usbdev = netdev_priv(dev);
-	struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
-
-	switch (p->flags & IW_AUTH_INDEX) {
-	case IW_AUTH_WPA_VERSION:
-		p->value = priv->wpa_version;
-		break;
-	case IW_AUTH_CIPHER_PAIRWISE:
-		p->value = priv->wpa_cipher_pair;
-		break;
-	case IW_AUTH_CIPHER_GROUP:
-		p->value = priv->wpa_cipher_group;
-		break;
-	case IW_AUTH_KEY_MGMT:
-		p->value = priv->wpa_keymgmt;
-		break;
-	case IW_AUTH_80211_AUTH_ALG:
-		p->value = priv->wpa_authalg;
-		break;
-	default:
-		devdbg(usbdev, "SIOCGIWAUTH: invalid cmd %d",
-				wrqu->param.flags & IW_AUTH_INDEX);
-		return -EOPNOTSUPP;
-	}
-	return 0;
-}
-
-
-static int rndis_iw_set_encode(struct net_device *dev,
-    struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
-{
-	struct usbnet *usbdev = netdev_priv(dev);
-	struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
-	struct rndis_wlan_encr_key key;
-	int ret, index, key_len;
-	u8 *keybuf;
-
-	index = (wrqu->encoding.flags & IW_ENCODE_INDEX);
-
-	/* iwconfig gives index as 1 - N */
-	if (index > 0)
-		index--;
-	else
-		index = priv->encr_tx_key_index;
-
-	if (index < 0 || index >= 4) {
-		devwarn(usbdev, "encryption index out of range (%u)", index);
-		return -EINVAL;
-	}
-
-	/* remove key if disabled */
-	if (wrqu->data.flags & IW_ENCODE_DISABLED) {
-		if (remove_key(usbdev, index, NULL))
-			return -EINVAL;
-		else
-			return 0;
-	}
-
-	/* global encryption state (for all keys) */
-	if (wrqu->data.flags & IW_ENCODE_OPEN)
-		ret = set_auth_mode(usbdev, 0, NL80211_AUTHTYPE_OPEN_SYSTEM,
-						RNDIS_WLAN_KEY_MGMT_NONE);
-	else /*if (wrqu->data.flags & IW_ENCODE_RESTRICTED)*/
-		ret = set_auth_mode(usbdev, 0, NL80211_AUTHTYPE_SHARED_KEY,
-						RNDIS_WLAN_KEY_MGMT_NONE);
-	if (ret != 0)
-		return ret;
-
-	if (wrqu->data.length > 0) {
-		key_len = wrqu->data.length;
-		keybuf = extra;
-	} else {
-		/* must be set as tx key */
-		if (priv->encr_keys[index].len == 0)
-			return -EINVAL;
-		key = priv->encr_keys[index];
-		key_len = key.len;
-		keybuf = key.material;
-		priv->encr_tx_key_index = index;
-	}
-
-	if (add_wep_key(usbdev, keybuf, key_len, index) != 0)
-		return -EINVAL;
-
-	if (index == priv->encr_tx_key_index)
-		/* ndis drivers want essid to be set after setting encr */
-		set_essid(usbdev, &priv->essid);
-
-	return 0;
-}
-
-
-static int rndis_iw_set_encode_ext(struct net_device *dev,
-    struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
-{
-	struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
-	struct usbnet *usbdev = netdev_priv(dev);
-	struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
-	int keyidx, flags, cipher;
-
-	keyidx = wrqu->encoding.flags & IW_ENCODE_INDEX;
-
-	/* iwconfig gives index as 1 - N */
-	if (keyidx)
-		keyidx--;
-	else
-		keyidx = priv->encr_tx_key_index;
-
-	if (keyidx < 0 || keyidx >= 4) {
-		devwarn(usbdev, "encryption index out of range (%u)", keyidx);
-		return -EINVAL;
-	}
-
-	if (ext->alg == IW_ENCODE_ALG_WEP) {
-		if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY)
-			priv->encr_tx_key_index = keyidx;
-		return add_wep_key(usbdev, ext->key, ext->key_len, keyidx);
-	}
-
-	cipher = -1;
-	if (ext->alg == IW_ENCODE_ALG_TKIP)
-		cipher = WLAN_CIPHER_SUITE_TKIP;
-	else if (ext->alg == IW_ENCODE_ALG_CCMP)
-		cipher = WLAN_CIPHER_SUITE_CCMP;
-
-	if ((wrqu->encoding.flags & IW_ENCODE_DISABLED) ||
-	    ext->alg == IW_ENCODE_ALG_NONE || ext->key_len == 0)
-		return remove_key(usbdev, keyidx, NULL);
-
-	if (cipher == -1)
-		return -EOPNOTSUPP;
-
-	flags = 0;
-	if (ext->ext_flags & IW_ENCODE_EXT_RX_SEQ_VALID)
-		flags |= NDIS_80211_ADDKEY_SET_INIT_RECV_SEQ;
-	if (!(ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY))
-		flags |= NDIS_80211_ADDKEY_PAIRWISE_KEY;
-	if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY)
-		flags |= NDIS_80211_ADDKEY_TRANSMIT_KEY;
-
-	return add_wpa_key(usbdev, ext->key, ext->key_len, keyidx,
-				(u8 *)&ext->addr.sa_data, ext->rx_seq, cipher,
-				flags);
-}
-
-
-static int rndis_iw_get_rate(struct net_device *dev,
-    struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
-{
-	struct usbnet *usbdev = netdev_priv(dev);
-	__le32 tmp;
-	int ret, len;
-
-	len = sizeof(tmp);
-	ret = rndis_query_oid(usbdev, OID_GEN_LINK_SPEED, &tmp, &len);
-	if (ret == 0) {
-		wrqu->bitrate.value = le32_to_cpu(tmp) * 100;
-		wrqu->bitrate.disabled = 0;
-		wrqu->bitrate.flags = 1;
-	}
-	return ret;
-}
-
-
-static struct iw_statistics *rndis_get_wireless_stats(struct net_device *dev)
-{
-	struct usbnet *usbdev = netdev_priv(dev);
-	struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev);
-	unsigned long flags;
-
-	spin_lock_irqsave(&priv->stats_lock, flags);
-	memcpy(&priv->iwstats, &priv->privstats, sizeof(priv->iwstats));
-	spin_unlock_irqrestore(&priv->stats_lock, flags);
-
-	return &priv->iwstats;
-}
-#endif
-
-
-#define IW_IOCTL(x) [(x) - SIOCSIWCOMMIT]
-static const iw_handler rndis_iw_handler[] =
-{
-	IW_IOCTL(SIOCGIWNAME)      = (iw_handler) cfg80211_wext_giwname,
-	IW_IOCTL(SIOCSIWFREQ)      = (iw_handler) cfg80211_wext_siwfreq,
-	IW_IOCTL(SIOCGIWFREQ)      = (iw_handler) cfg80211_wext_giwfreq,
-	IW_IOCTL(SIOCSIWMODE)      = (iw_handler) cfg80211_wext_siwmode,
-	IW_IOCTL(SIOCGIWMODE)      = (iw_handler) cfg80211_wext_giwmode,
-	IW_IOCTL(SIOCGIWRANGE)     = (iw_handler) cfg80211_wext_giwrange,
-	IW_IOCTL(SIOCSIWAP)        = (iw_handler) cfg80211_wext_siwap,
-	IW_IOCTL(SIOCGIWAP)        = (iw_handler) cfg80211_wext_giwap,
-	IW_IOCTL(SIOCSIWSCAN)      = (iw_handler) cfg80211_wext_siwscan,
-	IW_IOCTL(SIOCGIWSCAN)      = (iw_handler) cfg80211_wext_giwscan,
-	IW_IOCTL(SIOCSIWESSID)     = (iw_handler) cfg80211_wext_siwessid,
-	IW_IOCTL(SIOCGIWESSID)     = (iw_handler) cfg80211_wext_giwessid,
-	IW_IOCTL(SIOCGIWRATE)      = (iw_handler) cfg80211_wext_giwrate,
-	IW_IOCTL(SIOCSIWRTS)       = (iw_handler) cfg80211_wext_siwrts,
-	IW_IOCTL(SIOCGIWRTS)       = (iw_handler) cfg80211_wext_giwrts,
-	IW_IOCTL(SIOCSIWFRAG)      = (iw_handler) cfg80211_wext_siwfrag,
-	IW_IOCTL(SIOCGIWFRAG)      = (iw_handler) cfg80211_wext_giwfrag,
-	IW_IOCTL(SIOCSIWTXPOW)     = (iw_handler) cfg80211_wext_siwtxpower,
-	IW_IOCTL(SIOCGIWTXPOW)     = (iw_handler) cfg80211_wext_giwtxpower,
-	IW_IOCTL(SIOCSIWENCODE)    = (iw_handler) cfg80211_wext_siwencode,
-	IW_IOCTL(SIOCSIWENCODEEXT) = (iw_handler) cfg80211_wext_siwencodeext,
-	IW_IOCTL(SIOCSIWAUTH)      = (iw_handler) cfg80211_wext_siwauth,
-	IW_IOCTL(SIOCGIWAUTH)      = (iw_handler) cfg80211_wext_giwauth,
-	IW_IOCTL(SIOCSIWGENIE)     = (iw_handler) cfg80211_wext_siwgenie,
-	IW_IOCTL(SIOCSIWMLME)      = (iw_handler) cfg80211_wext_siwmlme,
-};
-
-static const iw_handler rndis_wlan_private_handler[] = {
-};
-
-static const struct iw_priv_args rndis_wlan_private_args[] = {
-};
-
-
-static const struct iw_handler_def rndis_iw_handlers = {
-	.num_standard = ARRAY_SIZE(rndis_iw_handler),
-	.num_private  = ARRAY_SIZE(rndis_wlan_private_handler),
-	.num_private_args = ARRAY_SIZE(rndis_wlan_private_args),
-	.standard = (iw_handler *)rndis_iw_handler,
-	.private  = (iw_handler *)rndis_wlan_private_handler,
-	.private_args = (struct iw_priv_args *)rndis_wlan_private_args,
-	.get_wireless_stats = cfg80211_wireless_stats,
-};
-
 
 static void rndis_wlan_do_link_up_work(struct usbnet *usbdev)
 {
@@ -3166,7 +2746,6 @@ static int rndis_wlan_bind(struct usbnet *usbdev, struct usb_interface *intf)
 	 * Otherwise we'll be in big trouble in rndis_wlan_early_init().
 	 */
 	usbdev->driver_priv = priv;
-	usbdev->net->wireless_handlers = &rndis_iw_handlers;
 	priv->usbdev = usbdev;
 
 	mutex_init(&priv->command_lock);