batman-adv: netlink: add gateway table queries

Add BATADV_CMD_GET_GATEWAYS commands, using handlers bat_gw_dump in
batadv_algo_ops. Will always return -EOPNOTSUPP for now, as no
implementations exist yet.

Signed-off-by: Sven Eckelmann <sven@narfation.org>
Signed-off-by: Marek Lindner <mareklindner@neomailbox.ch>
Signed-off-by: Simon Wunderlich <sw@simonwunderlich.de>

1 files changed, 8 insertions, 0 deletions

diff --git a/include/uapi/linux/batman_adv.h b/include/uapi/linux/batman_adv.h
index 2e2747fb1311..a13fc09e8192 100644
--- a/include/uapi/linux/batman_adv.h
+++ b/include/uapi/linux/batman_adv.h
@@ -88,6 +88,9 @@ enum batadv_tt_client_flags {
  * @BATADV_ATTR_NEIGH_ADDRESS: Neighbour MAC address
  * @BATADV_ATTR_TQ: TQ to neighbour
  * @BATADV_ATTR_THROUGHPUT: Estimated throughput to Neighbour
+ * @BATADV_ATTR_BANDWIDTH_UP: Reported uplink bandwidth
+ * @BATADV_ATTR_BANDWIDTH_DOWN: Reported downlink bandwidth
+ * @BATADV_ATTR_ROUTER: Gateway router MAC address
  * @__BATADV_ATTR_AFTER_LAST: internal use
  * @NUM_BATADV_ATTR: total number of batadv_nl_attrs available
  * @BATADV_ATTR_MAX: highest attribute number currently defined
@@ -120,6 +123,9 @@ enum batadv_nl_attrs {
         BATADV_ATTR_NEIGH_ADDRESS,
         BATADV_ATTR_TQ,
         BATADV_ATTR_THROUGHPUT,
+        BATADV_ATTR_BANDWIDTH_UP,
+        BATADV_ATTR_BANDWIDTH_DOWN,
+        BATADV_ATTR_ROUTER,
         /* add attributes above here, update the policy in netlink.c */
         __BATADV_ATTR_AFTER_LAST,
         NUM_BATADV_ATTR = __BATADV_ATTR_AFTER_LAST,
@@ -139,6 +145,7 @@ enum batadv_nl_attrs {
  * @BATADV_CMD_GET_TRANSTABLE_GLOBAL Query list of global translations
  * @BATADV_CMD_GET_ORIGINATORS: Query list of originators
  * @BATADV_CMD_GET_NEIGHBORS: Query list of neighbours
+ * @BATADV_CMD_GET_GATEWAYS: Query list of gateways
  * @__BATADV_CMD_AFTER_LAST: internal use
  * @BATADV_CMD_MAX: highest used command number
  */
@@ -153,6 +160,7 @@ enum batadv_nl_commands {
         BATADV_CMD_GET_TRANSTABLE_GLOBAL,
         BATADV_CMD_GET_ORIGINATORS,
         BATADV_CMD_GET_NEIGHBORS,
+        BATADV_CMD_GET_GATEWAYS,
         /* add new commands above here */
         __BATADV_CMD_AFTER_LAST,
         BATADV_CMD_MAX = __BATADV_CMD_AFTER_LAST - 1