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Added mlme_{add,remove}_sta() for userspace MLME

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These functions are based on the hostapd implementation and complete
the userspace MLME code in wpa_supplicant (though, mac80211 will still need
couple of pending patches to be integrated in order to get userspace client
MLME working again).
This commit is contained in:
Jouni Malinen 2008-08-18 22:01:04 +03:00 committed by Jouni Malinen
parent 1d8ce433c9
commit 3c83f19c80
1 changed files with 73 additions and 0 deletions
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73
src/drivers/driver_nl80211.c
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@ -2769,6 +2769,77 @@ static int wpa_driver_nl80211_send_mlme(void *priv, const u8 *data,
return 0;
}
static int wpa_driver_nl80211_mlme_add_sta(void *priv, const u8 *addr,
const u8 *supp_rates,
size_t supp_rates_len)
{
struct wpa_driver_nl80211_data *drv = priv;
struct nl_msg *msg;
int ret = -1;
msg = nlmsg_alloc();
if (!msg)
goto out;
genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
0, NL80211_CMD_NEW_STATION, 0);
NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
/* TODO: Get proper Association ID and listen interval */
NLA_PUT_U16(msg, NL80211_ATTR_STA_AID, 1);
NLA_PUT(msg, NL80211_ATTR_STA_SUPPORTED_RATES, supp_rates_len,
supp_rates);
NLA_PUT_U16(msg, NL80211_ATTR_STA_LISTEN_INTERVAL, 1);
ret = nl_send_auto_complete(drv->nl_handle, msg);
if (ret < 0)
goto nla_put_failure;
ret = nl_wait_for_ack(drv->nl_handle);
/* ignore EEXIST, this happens if a STA associates while associated */
if (ret == -EEXIST || ret >= 0)
ret = 0;
nla_put_failure:
nlmsg_free(msg);
out:
return ret;
}
static int wpa_driver_nl80211_mlme_remove_sta(void *priv, const u8 *addr)
{
struct wpa_driver_nl80211_data *drv = priv;
struct nl_msg *msg;
int ret = -1;
msg = nlmsg_alloc();
if (!msg)
goto out;
genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
0, NL80211_CMD_DEL_STATION, 0);
NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
ret = 0;
if (nl_send_auto_complete(drv->nl_handle, msg) < 0 ||
nl_wait_for_ack(drv->nl_handle) < 0) {
ret = -1;
}
nla_put_failure:
nlmsg_free(msg);
out:
return ret;
}
#endif /* CONFIG_CLIENT_MLME */
@ -2801,5 +2872,7 @@ const struct wpa_driver_ops wpa_driver_nl80211_ops = {
.set_ssid = wpa_driver_nl80211_set_ssid,
.set_bssid = wpa_driver_nl80211_set_bssid,
.send_mlme = wpa_driver_nl80211_send_mlme,
.mlme_add_sta = wpa_driver_nl80211_mlme_add_sta,
.mlme_remove_sta = wpa_driver_nl80211_mlme_remove_sta,
#endif /* CONFIG_CLIENT_MLME */
};