driver: Add second driver capability flags bitmap

All 64 bits of the capability flags bitmap are used, so add a new
variable to hold future capability bits.

Signed-off-by: Jouni Malinen <j@w1.fi>

src/ap/hostapd.h

@@ -475,6 +475,7 @@ struct hostapd_iface {
 	struct ap_info *ap_hash[STA_HASH_SIZE];
 
 	u64 drv_flags;
+	u64 drv_flags2;
 
 	/*
 	 * A bitmap of supported protocols for probe response offload. See

src/drivers/driver.h

@@ -1852,6 +1852,8 @@ struct wpa_driver_capa {
 #define WPA_DRIVER_FLAGS_EXTENDED_KEY_ID	0x8000000000000000ULL
 	u64 flags;
 
+	u64 flags2;
+
 #define FULL_AP_CLIENT_STATE_SUPP(drv_flags) \
 	(drv_flags & WPA_DRIVER_FLAGS_FULL_AP_CLIENT_STATE)
 
@@ -5921,6 +5923,7 @@ wpa_get_wowlan_triggers(const char *wowlan_triggers,
 			const struct wpa_driver_capa *capa);
 /* Convert driver flag to string */
 const char * driver_flag_to_string(u64 flag);
+const char * driver_flag2_to_string(u64 flag2);
 
 /* NULL terminated array of linked in driver wrappers */
 extern const struct wpa_driver_ops *const wpa_drivers[];

src/drivers/driver_common.c

@@ -321,3 +321,13 @@ const char * driver_flag_to_string(u64 flag)
 	return "UNKNOWN";
 #undef DF2S
 }
+
+
+const char * driver_flag2_to_string(u64 flag2)
+{
+#define DF2S(x) case WPA_DRIVER_FLAGS2_ ## x: return #x
+	switch (flag2) {
+	}
+	return "UNKNOWN";
+#undef DF2S
+}