Make channel_info available to authenticator

This adds the necessary functions and callbacks to make the channel_info
driver API available to the authenticator state machine that implements
the 4-way and group key handshake. This is needed for OCV.

Signed-off-by: Mathy Vanhoef <Mathy.Vanhoef@cs.kuleuven.be>

src/ap/wpa_auth.h

@@ -145,6 +145,7 @@ struct wpa_state_machine;
 struct rsn_pmksa_cache_entry;
 struct eapol_state_machine;
 struct ft_remote_seq;
+struct wpa_channel_info;
 
 
 struct ft_remote_r0kh {
@@ -265,6 +266,7 @@ struct wpa_auth_callbacks {
 			  size_t data_len);
 	int (*send_oui)(void *ctx, const u8 *dst, u8 oui_suffix, const u8 *data,
 			size_t data_len);
+	int (*channel_info)(void *ctx, struct wpa_channel_info *ci);
 #ifdef CONFIG_IEEE80211R_AP
 	struct wpa_state_machine * (*add_sta)(void *ctx, const u8 *sta_addr);
 	int (*set_vlan)(void *ctx, const u8 *sta_addr,

src/ap/wpa_auth_glue.c

@@ -776,6 +776,13 @@ static int hostapd_wpa_auth_send_oui(void *ctx, const u8 *dst, u8 oui_suffix,
 }
 
 
+static int hostapd_channel_info(void *ctx, struct wpa_channel_info *ci)
+{
+	struct hostapd_data *hapd = ctx;
+
+	return hostapd_drv_channel_info(hapd, ci);
+}
+
 #ifdef CONFIG_IEEE80211R_AP
 
 static int hostapd_wpa_auth_send_ft_action(void *ctx, const u8 *dst,
@@ -1189,6 +1196,7 @@ int hostapd_setup_wpa(struct hostapd_data *hapd)
 		.for_each_auth = hostapd_wpa_auth_for_each_auth,
 		.send_ether = hostapd_wpa_auth_send_ether,
 		.send_oui = hostapd_wpa_auth_send_oui,
+		.channel_info = hostapd_channel_info,
 #ifdef CONFIG_IEEE80211R_AP
 		.send_ft_action = hostapd_wpa_auth_send_ft_action,
 		.add_sta = hostapd_wpa_auth_add_sta,