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Commit e8347eba authored by Bill Jordan's avatar Bill Jordan Committed by John W. Linville
Browse files

cfg80211: patches to allow setting the WDS peer 



Added a nl interface to set the peer bssid of a WDS interface.

Signed-off-by: default avatarBill Jordan <bjordan@rajant.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent e51f3eff

include/linux/nl80211.h

+3 −0
Original line number Original line Diff line number Diff line
@@ -387,6 +387,8 @@ 
 *	of any other interfaces, and other interfaces will again take

 *	of any other interfaces, and other interfaces will again take

 *	precedence when they are used.

 *	precedence when they are used.

 *

 *

 * @NL80211_CMD_SET_WDS_PEER: Set the MAC address of the peer on a WDS interface.

 *

 * @NL80211_CMD_MAX: highest used command number

 * @NL80211_CMD_MAX: highest used command number

 * @__NL80211_CMD_AFTER_LAST: internal use

 * @__NL80211_CMD_AFTER_LAST: internal use

 */

 */
@@ -489,6 +491,7 @@ enum nl80211_commands { 
	NL80211_CMD_NOTIFY_CQM,

	NL80211_CMD_NOTIFY_CQM,





	NL80211_CMD_SET_CHANNEL,

	NL80211_CMD_SET_CHANNEL,

	NL80211_CMD_SET_WDS_PEER,





	/* add new commands above here */

	/* add new commands above here */

net/wireless/nl80211.c

+54 −0
Original line number Original line Diff line number Diff line
@@ -603,6 +603,7 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags, 
		NLA_PUT_U32(msg, i, NL80211_CMD_SET_WIPHY_NETNS);

		NLA_PUT_U32(msg, i, NL80211_CMD_SET_WIPHY_NETNS);

	}

	}

	CMD(set_channel, SET_CHANNEL);

	CMD(set_channel, SET_CHANNEL);

	CMD(set_wds_peer, SET_WDS_PEER);





#undef CMD

#undef CMD
@@ -833,6 +834,53 @@ static int nl80211_set_channel(struct sk_buff *skb, struct genl_info *info) 
	return result;

	return result;

}

}





static int nl80211_set_wds_peer(struct sk_buff *skb, struct genl_info *info)

{

	struct cfg80211_registered_device *rdev;

	struct wireless_dev *wdev;

	struct net_device *dev;

	u8 *bssid;

	int err;



	if (!info->attrs[NL80211_ATTR_MAC])

		return -EINVAL;



	rtnl_lock();



	err = get_rdev_dev_by_info_ifindex(info, &rdev, &dev);

	if (err)

		goto unlock_rtnl;



	wdev = dev->ieee80211_ptr;



	if (netif_running(dev)) {

		err = -EBUSY;

		goto out;

	}



	if (!rdev->ops->set_wds_peer) {

		err = -EOPNOTSUPP;

		goto out;

	}



	if (wdev->iftype != NL80211_IFTYPE_WDS) {

		err = -EOPNOTSUPP;

		goto out;

	}



	bssid = nla_data(info->attrs[NL80211_ATTR_MAC]);

	err = rdev->ops->set_wds_peer(wdev->wiphy, dev, bssid);



out:

	cfg80211_unlock_rdev(rdev);

	dev_put(dev);

unlock_rtnl:

	rtnl_unlock();



	return err;

}





static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)

static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)

{

{

	struct cfg80211_registered_device *rdev;

	struct cfg80211_registered_device *rdev;
@@ -5473,6 +5521,12 @@ static struct genl_ops nl80211_ops[] = { 
		.policy = nl80211_policy,

		.policy = nl80211_policy,

		.flags = GENL_ADMIN_PERM,

		.flags = GENL_ADMIN_PERM,

	},

	},

	{

		.cmd = NL80211_CMD_SET_WDS_PEER,

		.doit = nl80211_set_wds_peer,

		.policy = nl80211_policy,

		.flags = GENL_ADMIN_PERM,

	},

};

};





static struct genl_multicast_group nl80211_mlme_mcgrp = {

static struct genl_multicast_group nl80211_mlme_mcgrp = {