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cfg80211: patches to allow setting the WDS peer

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

Signed-off-by: Bill Jordan <bjordan@rajant.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Bill Jordan 2010-10-01 13:54:28 -04:00 committed by John W. Linville
parent e51f3eff9a
commit e8347ebad2
2 changed files with 57 additions and 0 deletions
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3
include/linux/nl80211.h
View File

@ -387,6 +387,8 @@
* of any other interfaces, and other interfaces will again take
* 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_AFTER_LAST: internal use
*/
@ -489,6 +491,7 @@ enum nl80211_commands {
NL80211_CMD_NOTIFY_CQM,
NL80211_CMD_SET_CHANNEL,
NL80211_CMD_SET_WDS_PEER,
/* add new commands above here */

54
net/wireless/nl80211.c
View File

@ -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);
}
CMD(set_channel, SET_CHANNEL);
CMD(set_wds_peer, SET_WDS_PEER);
#undef CMD
@ -833,6 +834,53 @@ static int nl80211_set_channel(struct sk_buff *skb, struct genl_info *info)
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)
{
struct cfg80211_registered_device *rdev;
@ -5473,6 +5521,12 @@ static struct genl_ops nl80211_ops[] = {
.policy = nl80211_policy,
.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 = {