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nl80211: Handle NL80211_ATTR_EXT_FEATURES attribute

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Handle NL80211_ATTR_EXT_FEATURES attribute and
NL80211_EXT_FEATURE_VHT_IBSS to determine whether
the driver supports VHT with IBSS.

Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
This commit is contained in:
Janusz Dziedzic 2015-03-10 08:44:59 +01:00 committed by Jouni Malinen
parent a0563ac626
commit 4acdc48a43
1 changed files with 28 additions and 0 deletions
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28
src/drivers/driver_nl80211_capa.c
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@ -335,6 +335,33 @@ static void wiphy_info_tdls(struct wpa_driver_capa *capa, struct nlattr *tdls,
}
static int ext_feature_isset(const u8 *ext_features, int ext_features_len,
enum nl80211_ext_feature_index ftidx)
{
u8 ft_byte;
if ((int) ftidx / 8 >= ext_features_len)
return 0;
ft_byte = ext_features[ftidx / 8];
return (ft_byte & BIT(ftidx % 8)) != 0;
}
static void wiphy_info_ext_feature_flags(struct wiphy_info_data *info,
struct nlattr *tb)
{
struct wpa_driver_capa *capa = info->capa;
if (tb == NULL)
return;
if (ext_feature_isset(nla_data(tb), nla_len(tb),
NL80211_EXT_FEATURE_VHT_IBSS))
capa->flags |= WPA_DRIVER_FLAGS_VHT_IBSS;
}
static void wiphy_info_feature_flags(struct wiphy_info_data *info,
struct nlattr *tb)
{
@ -509,6 +536,7 @@ static int wiphy_info_handler(struct nl_msg *msg, void *arg)
info->device_ap_sme = 1;
wiphy_info_feature_flags(info, tb[NL80211_ATTR_FEATURE_FLAGS]);
wiphy_info_ext_feature_flags(info, tb[NL80211_ATTR_EXT_FEATURES]);
wiphy_info_probe_resp_offload(capa,
tb[NL80211_ATTR_PROBE_RESP_OFFLOAD]);