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nl80211: Fetch EML/MLD capabilities

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Retrieve the EML capabilities as well as the MLD capabilities and ops
from nl80211 and expose them using the new driver interface
get_mld_capa().

Signed-off-by: Benjamin Berg <benjamin.berg@intel.com>
This commit is contained in:
Benjamin Berg 2023-05-22 22:33:30 +03:00 • committed by Jouni Malinen
parent 8dffa0ccb1
commit 1b14b38b11
3 changed files with 42 additions and 0 deletions
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32
src/drivers/driver_nl80211.c
View file

@ -13186,6 +13186,37 @@ static int nl80211_get_ext_capab(void *priv, enum wpa_driver_if_type type,
}
static int nl80211_get_mld_capab(void *priv, enum wpa_driver_if_type type,
u16 *eml_capa, u16 *mld_capa_and_ops)
{
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
enum nl80211_iftype nlmode;
unsigned int i;
if (!eml_capa || !mld_capa_and_ops)
return -1;
nlmode = wpa_driver_nl80211_if_type(type);
/* By default, set to zero */
*eml_capa = 0;
*mld_capa_and_ops = 0;
/* Replace the default value if a per-interface type value exists */
for (i = 0; i < drv->num_iface_capa; i++) {
if (nlmode == drv->iface_capa[i].iftype) {
*eml_capa = drv->iface_capa[i].eml_capa;
*mld_capa_and_ops =
drv->iface_capa[i].mld_capa_and_ops;
break;
}
}
return 0;
}
static int nl80211_update_connection_params(
void *priv, struct wpa_driver_associate_params *params,
enum wpa_drv_update_connect_params_mask mask)
@ -13614,6 +13645,7 @@ const struct wpa_driver_ops wpa_driver_nl80211_ops = {
.do_acs = nl80211_do_acs,
.configure_data_frame_filters = nl80211_configure_data_frame_filters,
.get_ext_capab = nl80211_get_ext_capab,
.get_mld_capab = nl80211_get_mld_capab,
.update_connect_params = nl80211_update_connection_params,
.send_external_auth_status = nl80211_send_external_auth_status,
.set_4addr_mode = nl80211_set_4addr_mode,

2
src/drivers/driver_nl80211.h
View file

@ -123,6 +123,8 @@ struct wpa_driver_nl80211_data {
enum nl80211_iftype iftype;
u8 *ext_capa, *ext_capa_mask;
unsigned int ext_capa_len;
u16 eml_capa;
u16 mld_capa_and_ops;
} iface_capa[NL80211_IFTYPE_MAX];
unsigned int num_iface_capa;

8
src/drivers/driver_nl80211_capa.c
View file

@ -858,6 +858,14 @@ static void wiphy_info_extended_capab(struct wpa_driver_nl80211_data *drv,
wpa_hexdump(MSG_DEBUG, "nl80211: Extended capabilities mask",
capa->ext_capa_mask, capa->ext_capa_len);
if (tb1[NL80211_ATTR_EML_CAPABILITY] &&
tb1[NL80211_ATTR_MLD_CAPA_AND_OPS]) {
capa->eml_capa =
nla_get_u16(tb1[NL80211_ATTR_EML_CAPABILITY]);
capa->mld_capa_and_ops =
nla_get_u16(tb1[NL80211_ATTR_MLD_CAPA_AND_OPS]);
}
drv->num_iface_capa++;
if (drv->num_iface_capa == NL80211_IFTYPE_MAX)
break;