nl80211: Introduce the interface to update new DH IE

[thirdparty/hostap.git] / src / drivers / driver_nl80211.c

diff --git a/src/drivers/driver_nl80211.c b/src/drivers/driver_nl80211.c
index 96fd0aaddb6e192c7e50d3af392d10f86711d219..45835a21bc92e5734fb8b254539e179f0e42f516 100644 (file)
--- a/src/drivers/driver_nl80211.c
+++ b/src/drivers/driver_nl80211.c
@@ -8750,6 +8750,35 @@ static int wpa_driver_nl80211_update_ft_ies(void *priv, const u8 *md,
 }
 
 
+static int nl80211_update_dh_ie(void *priv, const u8 *peer_mac,
+                               u16 reason_code, const u8 *ie, size_t ie_len)
+{
+       int ret;
+       struct nl_msg *msg;
+       struct i802_bss *bss = priv;
+       struct wpa_driver_nl80211_data *drv = bss->drv;
+
+       wpa_printf(MSG_DEBUG, "nl80211: Updating DH IE peer: " MACSTR
+                  " reason %u", MAC2STR(peer_mac), reason_code);
+       if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_UPDATE_OWE_INFO)) ||
+           nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, peer_mac) ||
+           nla_put_u16(msg, NL80211_ATTR_STATUS_CODE, reason_code) ||
+           (ie && nla_put(msg, NL80211_ATTR_IE, ie_len, ie))) {
+               nlmsg_free(msg);
+               return -ENOBUFS;
+       }
+
+       ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+       if (ret) {
+               wpa_printf(MSG_DEBUG,
+                          "nl80211: update_dh_ie failed err=%d (%s)",
+                          ret, strerror(-ret));
+       }
+
+       return ret;
+}
+
+
 static const u8 * wpa_driver_nl80211_get_macaddr(void *priv)
 {
        struct i802_bss *bss = priv;
@@ -11052,6 +11081,7 @@ const struct wpa_driver_ops wpa_driver_nl80211_ops = {
        .tdls_disable_channel_switch = nl80211_tdls_disable_channel_switch,
 #endif /* CONFIG_TDLS */
        .update_ft_ies = wpa_driver_nl80211_update_ft_ies,
+       .update_dh_ie = nl80211_update_dh_ie,
        .get_mac_addr = wpa_driver_nl80211_get_macaddr,
        .get_survey = wpa_driver_nl80211_get_survey,
        .status = wpa_driver_nl80211_status,