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orinoco: Send association events to userspace 

Signed-off-by: David Kilroy <kilroyd@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
David Kilroy 2008-08-21 23:28:03 +01:00 committed by John W. Linville
parent d03032af51
commit 06009fda9f
1 changed files with 62 additions and 0 deletions
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62
drivers/net/wireless/orinoco.c
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@ -1443,6 +1443,66 @@ static void orinoco_send_bssid_wevent(struct orinoco_private *priv)
wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL);
}
static void orinoco_send_assocreqie_wevent(struct orinoco_private *priv)
{
struct net_device *dev = priv->ndev;
struct hermes *hw = &priv->hw;
union iwreq_data wrqu;
int err;
u8 buf[88];
u8 *ie;
if (!priv->has_wpa)
return;
err = hermes_read_ltv(hw, IRQ_BAP, HERMES_RID_CURRENT_ASSOC_REQ_INFO,
sizeof(buf), NULL, &buf);
if (err != 0)
return;
ie = orinoco_get_wpa_ie(buf, sizeof(buf));
if (ie) {
int rem = sizeof(buf) - (ie - &buf[0]);
wrqu.data.length = ie[1] + 2;
if (wrqu.data.length > rem)
wrqu.data.length = rem;
if (wrqu.data.length)
/* Send event to user space */
wireless_send_event(dev, IWEVASSOCREQIE, &wrqu, ie);
}
}
static void orinoco_send_assocrespie_wevent(struct orinoco_private *priv)
{
struct net_device *dev = priv->ndev;
struct hermes *hw = &priv->hw;
union iwreq_data wrqu;
int err;
u8 buf[88]; /* TODO: verify max size or IW_GENERIC_IE_MAX */
u8 *ie;
if (!priv->has_wpa)
return;
err = hermes_read_ltv(hw, IRQ_BAP, HERMES_RID_CURRENT_ASSOC_RESP_INFO,
sizeof(buf), NULL, &buf);
if (err != 0)
return;
ie = orinoco_get_wpa_ie(buf, sizeof(buf));
if (ie) {
int rem = sizeof(buf) - (ie - &buf[0]);
wrqu.data.length = ie[1] + 2;
if (wrqu.data.length > rem)
wrqu.data.length = rem;
if (wrqu.data.length)
/* Send event to user space */
wireless_send_event(dev, IWEVASSOCRESPIE, &wrqu, ie);
}
}
static void orinoco_send_wevents(struct work_struct *work)
{
struct orinoco_private *priv =
@ -1452,6 +1512,8 @@ static void orinoco_send_wevents(struct work_struct *work)
if (orinoco_lock(priv, &flags) != 0)
return;
orinoco_send_assocreqie_wevent(priv);
orinoco_send_assocrespie_wevent(priv);
orinoco_send_bssid_wevent(priv);
orinoco_unlock(priv, &flags);