Update kernel headers

[mirror_iproute2.git] / include / uapi / linux / mptcp.h

diff --git a/include/uapi/linux/mptcp.h b/include/uapi/linux/mptcp.h
index d31c9c6c17c8257335b0710e08cd59deb5648df5..58ce1c6aab9b0c661f23f741b894268ea6c86126 100644 (file)
--- a/include/uapi/linux/mptcp.h
+++ b/include/uapi/linux/mptcp.h
@@ -36,6 +36,7 @@ enum {
 /* netlink interface */
 #define MPTCP_PM_NAME          "mptcp_pm"
 #define MPTCP_PM_CMD_GRP_NAME  "mptcp_pm_cmds"
+#define MPTCP_PM_EV_GRP_NAME   "mptcp_pm_events"
 #define MPTCP_PM_VER           0x1
 
 /*
@@ -104,4 +105,77 @@ struct mptcp_info {
        __u64   mptcpi_rcv_nxt;
 };
 
+/*
+ * MPTCP_EVENT_CREATED: token, family, saddr4 | saddr6, daddr4 | daddr6,
+ *                      sport, dport
+ * A new MPTCP connection has been created. It is the good time to allocate
+ * memory and send ADD_ADDR if needed. Depending on the traffic-patterns
+ * it can take a long time until the MPTCP_EVENT_ESTABLISHED is sent.
+ *
+ * MPTCP_EVENT_ESTABLISHED: token, family, saddr4 | saddr6, daddr4 | daddr6,
+ *                         sport, dport
+ * A MPTCP connection is established (can start new subflows).
+ *
+ * MPTCP_EVENT_CLOSED: token
+ * A MPTCP connection has stopped.
+ *
+ * MPTCP_EVENT_ANNOUNCED: token, rem_id, family, daddr4 | daddr6 [, dport]
+ * A new address has been announced by the peer.
+ *
+ * MPTCP_EVENT_REMOVED: token, rem_id
+ * An address has been lost by the peer.
+ *
+ * MPTCP_EVENT_SUB_ESTABLISHED: token, family, saddr4 | saddr6,
+ *                              daddr4 | daddr6, sport, dport, backup,
+ *                              if_idx [, error]
+ * A new subflow has been established. 'error' should not be set.
+ *
+ * MPTCP_EVENT_SUB_CLOSED: token, family, saddr4 | saddr6, daddr4 | daddr6,
+ *                         sport, dport, backup, if_idx [, error]
+ * A subflow has been closed. An error (copy of sk_err) could be set if an
+ * error has been detected for this subflow.
+ *
+ * MPTCP_EVENT_SUB_PRIORITY: token, family, saddr4 | saddr6, daddr4 | daddr6,
+ *                           sport, dport, backup, if_idx [, error]
+ *       The priority of a subflow has changed. 'error' should not be set.
+ */
+enum mptcp_event_type {
+       MPTCP_EVENT_UNSPEC = 0,
+       MPTCP_EVENT_CREATED = 1,
+       MPTCP_EVENT_ESTABLISHED = 2,
+       MPTCP_EVENT_CLOSED = 3,
+
+       MPTCP_EVENT_ANNOUNCED = 6,
+       MPTCP_EVENT_REMOVED = 7,
+
+       MPTCP_EVENT_SUB_ESTABLISHED = 10,
+       MPTCP_EVENT_SUB_CLOSED = 11,
+
+       MPTCP_EVENT_SUB_PRIORITY = 13,
+};
+
+enum mptcp_event_attr {
+       MPTCP_ATTR_UNSPEC = 0,
+
+       MPTCP_ATTR_TOKEN,       /* u32 */
+       MPTCP_ATTR_FAMILY,      /* u16 */
+       MPTCP_ATTR_LOC_ID,      /* u8 */
+       MPTCP_ATTR_REM_ID,      /* u8 */
+       MPTCP_ATTR_SADDR4,      /* be32 */
+       MPTCP_ATTR_SADDR6,      /* struct in6_addr */
+       MPTCP_ATTR_DADDR4,      /* be32 */
+       MPTCP_ATTR_DADDR6,      /* struct in6_addr */
+       MPTCP_ATTR_SPORT,       /* be16 */
+       MPTCP_ATTR_DPORT,       /* be16 */
+       MPTCP_ATTR_BACKUP,      /* u8 */
+       MPTCP_ATTR_ERROR,       /* u8 */
+       MPTCP_ATTR_FLAGS,       /* u16 */
+       MPTCP_ATTR_TIMEOUT,     /* u32 */
+       MPTCP_ATTR_IF_IDX,      /* s32 */
+
+       __MPTCP_ATTR_AFTER_LAST
+};
+
+#define MPTCP_ATTR_MAX (__MPTCP_ATTR_AFTER_LAST - 1)
+
 #endif /* _MPTCP_H */