From: Andrei Otcheretianski <andrei.otcheretianski@intel.com>
Date: Tue, 23 Dec 2025 11:46:02 +0000 (+0200)
Subject: nl80211: Parse NAN capabilities
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=03156a52405de6361465868091c3fb371df94a24;p=thirdparty%2Fhostap.git

nl80211: Parse NAN capabilities

Parse NAN capabilities in NL80211_ATTR_NAN_CAPABILITIES attribute and
set the driver NAN flags accodingly.

Signed-off-by: Andrei Otcheretianski <andrei.otcheretianski@intel.com>
---

diff --git a/src/drivers/driver_nl80211_capa.c b/src/drivers/driver_nl80211_capa.c
index 4e5af7c4e..3347cf72e 100644
--- a/src/drivers/driver_nl80211_capa.c
+++ b/src/drivers/driver_nl80211_capa.c
@@ -1210,6 +1210,39 @@ static int wiphy_info_handler(struct nl_msg *msg, void *arg)
 			capa->nan_flags |=
 				WPA_DRIVER_FLAGS_NAN_SUPPORT_DUAL_BAND;
 	}
+
+	if (tb[NL80211_ATTR_NAN_CAPABILITIES]) {
+		static struct nla_policy nan_capa_policy[
+			NL80211_NAN_CAPABILITIES_MAX + 1] = {
+			[NL80211_NAN_CAPA_CONFIGURABLE_SYNC] =
+			{ .type = NLA_FLAG },
+			[NL80211_NAN_CAPA_USERSPACE_DE] = { .type = NLA_FLAG },
+		};
+		struct nlattr *tb_nan_capa[NL80211_NAN_CAPABILITIES_MAX + 1];
+
+		if (nla_parse_nested(tb_nan_capa,
+				     NL80211_NAN_CAPABILITIES_MAX,
+				     tb[NL80211_ATTR_NAN_CAPABILITIES],
+				     nan_capa_policy)) {
+			wpa_printf(MSG_DEBUG,
+				   "nl80211: Failed to parse NAN capabilities");
+			return NL_SKIP;
+		}
+
+		if (tb_nan_capa[NL80211_NAN_CAPA_CONFIGURABLE_SYNC]) {
+			wpa_printf(MSG_DEBUG,
+				   "nl80211: NAN sync offload supported");
+			capa->nan_flags |=
+				WPA_DRIVER_FLAGS_NAN_SUPPORT_SYNC_CONFIG;
+		}
+
+		if (tb_nan_capa[NL80211_NAN_CAPA_USERSPACE_DE]) {
+			wpa_printf(MSG_DEBUG,
+				   "nl80211: NAN user space DE is supported");
+			capa->nan_flags |=
+				WPA_DRIVER_FLAGS_NAN_SUPPORT_USERSPACE_DE;
+		}
+	}
 #endif /* CONFIG_NAN */
 
 	return NL_SKIP;