batman-adv: throughput meter implementation

[mirror_ubuntu-artful-kernel.git] / include / uapi / linux / batman_adv.h

diff --git a/include/uapi/linux/batman_adv.h b/include/uapi/linux/batman_adv.h
index c39623c7109e7873ba7e20486e0039873e493ebe..0fbf6fd4711bd4585145be854be6a0f96e39ee8d 100644 (file)
--- a/include/uapi/linux/batman_adv.h
+++ b/include/uapi/linux/batman_adv.h
@@ -20,6 +20,8 @@
 
 #define BATADV_NL_NAME "batadv"
 
+#define BATADV_NL_MCAST_GROUP_TPMETER  "tpmeter"
+
 /**
  * enum batadv_nl_attrs - batman-adv netlink attributes
  *
@@ -32,6 +34,12 @@
  * @BATADV_ATTR_HARD_IFINDEX: index of the non-batman-adv interface
  * @BATADV_ATTR_HARD_IFNAME: name of the non-batman-adv interface
  * @BATADV_ATTR_HARD_ADDRESS: mac address of the non-batman-adv interface
+ * @BATADV_ATTR_ORIG_ADDRESS: originator mac address
+ * @BATADV_ATTR_TPMETER_RESULT: result of run (see batadv_tp_meter_status)
+ * @BATADV_ATTR_TPMETER_TEST_TIME: time (msec) the run took
+ * @BATADV_ATTR_TPMETER_BYTES: amount of acked bytes during run
+ * @BATADV_ATTR_TPMETER_COOKIE: session cookie to match tp_meter session
+ * @BATADV_ATTR_PAD: attribute used for padding for 64-bit alignment
  * @__BATADV_ATTR_AFTER_LAST: internal use
  * @NUM_BATADV_ATTR: total number of batadv_nl_attrs available
  * @BATADV_ATTR_MAX: highest attribute number currently defined
@@ -46,6 +54,12 @@ enum batadv_nl_attrs {
        BATADV_ATTR_HARD_IFINDEX,
        BATADV_ATTR_HARD_IFNAME,
        BATADV_ATTR_HARD_ADDRESS,
+       BATADV_ATTR_ORIG_ADDRESS,
+       BATADV_ATTR_TPMETER_RESULT,
+       BATADV_ATTR_TPMETER_TEST_TIME,
+       BATADV_ATTR_TPMETER_BYTES,
+       BATADV_ATTR_TPMETER_COOKIE,
+       BATADV_ATTR_PAD,
        /* add attributes above here, update the policy in netlink.c */
        __BATADV_ATTR_AFTER_LAST,
        NUM_BATADV_ATTR = __BATADV_ATTR_AFTER_LAST,
@@ -57,15 +71,44 @@ enum batadv_nl_attrs {
  *
  * @BATADV_CMD_UNSPEC: unspecified command to catch errors
  * @BATADV_CMD_GET_MESH_INFO: Query basic information about batman-adv device
+ * @BATADV_CMD_TP_METER: Start a tp meter session
+ * @BATADV_CMD_TP_METER_CANCEL: Cancel a tp meter session
  * @__BATADV_CMD_AFTER_LAST: internal use
  * @BATADV_CMD_MAX: highest used command number
  */
 enum batadv_nl_commands {
        BATADV_CMD_UNSPEC,
        BATADV_CMD_GET_MESH_INFO,
+       BATADV_CMD_TP_METER,
+       BATADV_CMD_TP_METER_CANCEL,
        /* add new commands above here */
        __BATADV_CMD_AFTER_LAST,
        BATADV_CMD_MAX = __BATADV_CMD_AFTER_LAST - 1
 };
 
+/**
+ * enum batadv_tp_meter_reason - reason of a tp meter test run stop
+ * @BATADV_TP_REASON_COMPLETE: sender finished tp run
+ * @BATADV_TP_REASON_CANCEL: sender was stopped during run
+ * @BATADV_TP_REASON_DST_UNREACHABLE: receiver could not be reached or didn't
+ *  answer
+ * @BATADV_TP_REASON_RESEND_LIMIT: (unused) sender retry reached limit
+ * @BATADV_TP_REASON_ALREADY_ONGOING: test to or from the same node already
+ *  ongoing
+ * @BATADV_TP_REASON_MEMORY_ERROR: test was stopped due to low memory
+ * @BATADV_TP_REASON_CANT_SEND: failed to send via outgoing interface
+ * @BATADV_TP_REASON_TOO_MANY: too many ongoing sessions
+ */
+enum batadv_tp_meter_reason {
+       BATADV_TP_REASON_COMPLETE               = 3,
+       BATADV_TP_REASON_CANCEL                 = 4,
+       /* error status >= 128 */
+       BATADV_TP_REASON_DST_UNREACHABLE        = 128,
+       BATADV_TP_REASON_RESEND_LIMIT           = 129,
+       BATADV_TP_REASON_ALREADY_ONGOING        = 130,
+       BATADV_TP_REASON_MEMORY_ERROR           = 131,
+       BATADV_TP_REASON_CANT_SEND              = 132,
+       BATADV_TP_REASON_TOO_MANY               = 133,
+};
+
 #endif /* _UAPI_LINUX_BATMAN_ADV_H_ */